Home / 9,489.32-13,095.24-5,512.76

Finding the Fourth Proportional to 9,489.32, 13,095.24 and 5,512.76

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Solution

The fourth proportional to 9,489.32, 13,095.24 and 5,512.76 is: 7,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.32 : 13,095.24 = 5,512.76 : x
  2. Step 2: Convert to fraction form
    9,489.32/13,095.24 = 5,512.76/x
  3. Step 3: Cross multiply
    9,489.32x = 13,095.24 × 5,512.76
  4. Step 4: Simplify right side
    9,489.32x = 72,190,915.26
  5. Step 5: Solve for x
    x = 72,190,915.26/9,489.32
  6. Step 6: Final answer
    x = 7,607.60

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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.