Home / 9,050.84-12,490.11-5,071.85

Finding the Fourth Proportional to 9,050.84, 12,490.11 and 5,071.85

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Solution

The fourth proportional to 9,050.84, 12,490.11 and 5,071.85 is: 6,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.84 : 12,490.11 = 5,071.85 : x
  2. Step 2: Convert to fraction form
    9,050.84/12,490.11 = 5,071.85/x
  3. Step 3: Cross multiply
    9,050.84x = 12,490.11 × 5,071.85
  4. Step 4: Simplify right side
    9,050.84x = 63,347,901.95
  5. Step 5: Solve for x
    x = 63,347,901.95/9,050.84
  6. Step 6: Final answer
    x = 6,999.12

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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.