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Finding the Fourth Proportional to 4,937.95, 7,406.97 and 1,650.61

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Solution

The fourth proportional to 4,937.95, 7,406.97 and 1,650.61 is: 2,475.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.95 : 7,406.97 = 1,650.61 : x
  2. Step 2: Convert to fraction form
    4,937.95/7,406.97 = 1,650.61/x
  3. Step 3: Cross multiply
    4,937.95x = 7,406.97 × 1,650.61
  4. Step 4: Simplify right side
    4,937.95x = 12,226,018.75
  5. Step 5: Solve for x
    x = 12,226,018.75/4,937.95
  6. Step 6: Final answer
    x = 2,475.93

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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.