Home / 10,934.61-15,088.32-6,154.80

Finding the Fourth Proportional to 10,934.61, 15,088.32 and 6,154.80

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Solution

The fourth proportional to 10,934.61, 15,088.32 and 6,154.80 is: 8,492.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,934.61 : 15,088.32 = 6,154.80 : x
  2. Step 2: Convert to fraction form
    10,934.61/15,088.32 = 6,154.80/x
  3. Step 3: Cross multiply
    10,934.61x = 15,088.32 × 6,154.80
  4. Step 4: Simplify right side
    10,934.61x = 92,865,591.94
  5. Step 5: Solve for x
    x = 92,865,591.94/10,934.61
  6. Step 6: Final answer
    x = 8,492.81

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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.