Home / 7,810.29-11,727.59-6,335.28

Finding the Fourth Proportional to 7,810.29, 11,727.59 and 6,335.28

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Solution

The fourth proportional to 7,810.29, 11,727.59 and 6,335.28 is: 9,512.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,810.29 : 11,727.59 = 6,335.28 : x
  2. Step 2: Convert to fraction form
    7,810.29/11,727.59 = 6,335.28/x
  3. Step 3: Cross multiply
    7,810.29x = 11,727.59 × 6,335.28
  4. Step 4: Simplify right side
    7,810.29x = 74,297,534.70
  5. Step 5: Solve for x
    x = 74,297,534.70/7,810.29
  6. Step 6: Final answer
    x = 9,512.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.