Home / 9,114.38-12,577.85-4,922.63

Finding the Fourth Proportional to 9,114.38, 12,577.85 and 4,922.63

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Solution

The fourth proportional to 9,114.38, 12,577.85 and 4,922.63 is: 6,793.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.38 : 12,577.85 = 4,922.63 : x
  2. Step 2: Convert to fraction form
    9,114.38/12,577.85 = 4,922.63/x
  3. Step 3: Cross multiply
    9,114.38x = 12,577.85 × 4,922.63
  4. Step 4: Simplify right side
    9,114.38x = 61,916,014.24
  5. Step 5: Solve for x
    x = 61,916,014.24/9,114.38
  6. Step 6: Final answer
    x = 6,793.23

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Half scale
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Double scale
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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.