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Finding the Fourth Proportional to 6,045.80, 9,057.90 and 4,944.20

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Solution

The fourth proportional to 6,045.80, 9,057.90 and 4,944.20 is: 7,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,045.80 : 9,057.90 = 4,944.20 : x
  2. Step 2: Convert to fraction form
    6,045.80/9,057.90 = 4,944.20/x
  3. Step 3: Cross multiply
    6,045.80x = 9,057.90 × 4,944.20
  4. Step 4: Simplify right side
    6,045.80x = 44,784,069.18
  5. Step 5: Solve for x
    x = 44,784,069.18/6,045.80
  6. Step 6: Final answer
    x = 7,407.47

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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.