Home / 8,336.76-11,485.20-5,814.30

Finding the Fourth Proportional to 8,336.76, 11,485.20 and 5,814.30

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Solution

The fourth proportional to 8,336.76, 11,485.20 and 5,814.30 is: 8,010.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.76 : 11,485.20 = 5,814.30 : x
  2. Step 2: Convert to fraction form
    8,336.76/11,485.20 = 5,814.30/x
  3. Step 3: Cross multiply
    8,336.76x = 11,485.20 × 5,814.30
  4. Step 4: Simplify right side
    8,336.76x = 66,778,398.36
  5. Step 5: Solve for x
    x = 66,778,398.36/8,336.76
  6. Step 6: Final answer
    x = 8,010.11

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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.