Home / 10,934.72-15,089.78-6,154.64

Finding the Fourth Proportional to 10,934.72, 15,089.78 and 6,154.64

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Solution

The fourth proportional to 10,934.72, 15,089.78 and 6,154.64 is: 8,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.72 : 15,089.78 = 6,154.64 : x
  2. Step 2: Convert to fraction form
    10,934.72/15,089.78 = 6,154.64/x
  3. Step 3: Cross multiply
    10,934.72x = 15,089.78 × 6,154.64
  4. Step 4: Simplify right side
    10,934.72x = 92,872,132.81
  5. Step 5: Solve for x
    x = 92,872,132.81/10,934.72
  6. Step 6: Final answer
    x = 8,493.33

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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.