Home / 10,934.69-15,089.55-6,154.91

Finding the Fourth Proportional to 10,934.69, 15,089.55 and 6,154.91

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Solution

The fourth proportional to 10,934.69, 15,089.55 and 6,154.91 is: 8,493.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.69 : 15,089.55 = 6,154.91 : x
  2. Step 2: Convert to fraction form
    10,934.69/15,089.55 = 6,154.91/x
  3. Step 3: Cross multiply
    10,934.69x = 15,089.55 × 6,154.91
  4. Step 4: Simplify right side
    10,934.69x = 92,874,822.19
  5. Step 5: Solve for x
    x = 92,874,822.19/10,934.69
  6. Step 6: Final answer
    x = 8,493.59

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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.