Home / 10,366.28-15,483.35-9,377.57

Finding the Fourth Proportional to 10,366.28, 15,483.35 and 9,377.57

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Solution

The fourth proportional to 10,366.28, 15,483.35 and 9,377.57 is: 14,006.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.28 : 15,483.35 = 9,377.57 : x
  2. Step 2: Convert to fraction form
    10,366.28/15,483.35 = 9,377.57/x
  3. Step 3: Cross multiply
    10,366.28x = 15,483.35 × 9,377.57
  4. Step 4: Simplify right side
    10,366.28x = 145,196,260.61
  5. Step 5: Solve for x
    x = 145,196,260.61/10,366.28
  6. Step 6: Final answer
    x = 14,006.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.