Home / 10,761.28-14,851.20-6,570.88

Finding the Fourth Proportional to 10,761.28, 14,851.20 and 6,570.88

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Solution

The fourth proportional to 10,761.28, 14,851.20 and 6,570.88 is: 9,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.28 : 14,851.20 = 6,570.88 : x
  2. Step 2: Convert to fraction form
    10,761.28/14,851.20 = 6,570.88/x
  3. Step 3: Cross multiply
    10,761.28x = 14,851.20 × 6,570.88
  4. Step 4: Simplify right side
    10,761.28x = 97,585,453.06
  5. Step 5: Solve for x
    x = 97,585,453.06/10,761.28
  6. Step 6: Final answer
    x = 9,068.20

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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.