Home / 8,031.69-11,086.93-5,445.23

Finding the Fourth Proportional to 8,031.69, 11,086.93 and 5,445.23

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Solution

The fourth proportional to 8,031.69, 11,086.93 and 5,445.23 is: 7,516.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.69 : 11,086.93 = 5,445.23 : x
  2. Step 2: Convert to fraction form
    8,031.69/11,086.93 = 5,445.23/x
  3. Step 3: Cross multiply
    8,031.69x = 11,086.93 × 5,445.23
  4. Step 4: Simplify right side
    8,031.69x = 60,370,883.84
  5. Step 5: Solve for x
    x = 60,370,883.84/8,031.69
  6. Step 6: Final answer
    x = 7,516.59

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Half scale
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Double scale
Find fourth proportional to 8,032.69, 11,088.31 and 5,446.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.