Home / 8,126.58-11,210.81-5,292.93

Finding the Fourth Proportional to 8,126.58, 11,210.81 and 5,292.93

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Solution

The fourth proportional to 8,126.58, 11,210.81 and 5,292.93 is: 7,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.58 : 11,210.81 = 5,292.93 : x
  2. Step 2: Convert to fraction form
    8,126.58/11,210.81 = 5,292.93/x
  3. Step 3: Cross multiply
    8,126.58x = 11,210.81 × 5,292.93
  4. Step 4: Simplify right side
    8,126.58x = 59,338,032.57
  5. Step 5: Solve for x
    x = 59,338,032.57/8,126.58
  6. Step 6: Final answer
    x = 7,301.72

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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.