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Finding the Fourth Proportional to 9,574.32, 13,208.22 and 6,917.52

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Solution

The fourth proportional to 9,574.32, 13,208.22 and 6,917.52 is: 9,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,574.32 : 13,208.22 = 6,917.52 : x
  2. Step 2: Convert to fraction form
    9,574.32/13,208.22 = 6,917.52/x
  3. Step 3: Cross multiply
    9,574.32x = 13,208.22 × 6,917.52
  4. Step 4: Simplify right side
    9,574.32x = 91,368,126.01
  5. Step 5: Solve for x
    x = 91,368,126.01/9,574.32
  6. Step 6: Final answer
    x = 9,543.04

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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.