Home / 10,925.63-16,391.18-3,134.45

Finding the Fourth Proportional to 10,925.63, 16,391.18 and 3,134.45

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Solution

The fourth proportional to 10,925.63, 16,391.18 and 3,134.45 is: 4,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.63 : 16,391.18 = 3,134.45 : x
  2. Step 2: Convert to fraction form
    10,925.63/16,391.18 = 3,134.45/x
  3. Step 3: Cross multiply
    10,925.63x = 16,391.18 × 3,134.45
  4. Step 4: Simplify right side
    10,925.63x = 51,377,236.52
  5. Step 5: Solve for x
    x = 51,377,236.52/10,925.63
  6. Step 6: Final answer
    x = 4,702.45

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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.