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Finding the Fourth Proportional to 9,952.08, 14,987.40 and 8,669.04

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Solution

The fourth proportional to 9,952.08, 14,987.40 and 8,669.04 is: 13,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,952.08 : 14,987.40 = 8,669.04 : x
  2. Step 2: Convert to fraction form
    9,952.08/14,987.40 = 8,669.04/x
  3. Step 3: Cross multiply
    9,952.08x = 14,987.40 × 8,669.04
  4. Step 4: Simplify right side
    9,952.08x = 129,926,370.10
  5. Step 5: Solve for x
    x = 129,926,370.10/9,952.08
  6. Step 6: Final answer
    x = 13,055.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.