Home / 10,517.33-15,774.95-4,277.71

Finding the Fourth Proportional to 10,517.33, 15,774.95 and 4,277.71

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Solution

The fourth proportional to 10,517.33, 15,774.95 and 4,277.71 is: 6,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517.33 : 15,774.95 = 4,277.71 : x
  2. Step 2: Convert to fraction form
    10,517.33/15,774.95 = 4,277.71/x
  3. Step 3: Cross multiply
    10,517.33x = 15,774.95 × 4,277.71
  4. Step 4: Simplify right side
    10,517.33x = 67,480,639.98
  5. Step 5: Solve for x
    x = 67,480,639.98/10,517.33
  6. Step 6: Final answer
    x = 6,416.14

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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.