Home / 8,931.61-13,397.52-6,157.54

Finding the Fourth Proportional to 8,931.61, 13,397.52 and 6,157.54

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Solution

The fourth proportional to 8,931.61, 13,397.52 and 6,157.54 is: 9,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931.61 : 13,397.52 = 6,157.54 : x
  2. Step 2: Convert to fraction form
    8,931.61/13,397.52 = 6,157.54/x
  3. Step 3: Cross multiply
    8,931.61x = 13,397.52 × 6,157.54
  4. Step 4: Simplify right side
    8,931.61x = 82,495,698.31
  5. Step 5: Solve for x
    x = 82,495,698.31/8,931.61
  6. Step 6: Final answer
    x = 9,236.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.