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Finding the Fourth Proportional to 9,851.55, 14,701.61 and 8,800.57

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Solution

The fourth proportional to 9,851.55, 14,701.61 and 8,800.57 is: 13,133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.55 : 14,701.61 = 8,800.57 : x
  2. Step 2: Convert to fraction form
    9,851.55/14,701.61 = 8,800.57/x
  3. Step 3: Cross multiply
    9,851.55x = 14,701.61 × 8,800.57
  4. Step 4: Simplify right side
    9,851.55x = 129,382,547.92
  5. Step 5: Solve for x
    x = 129,382,547.92/9,851.55
  6. Step 6: Final answer
    x = 13,133.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.