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Finding the Fourth Proportional to 7,068.95, 10,605.17 and 4,993.02

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Solution

The fourth proportional to 7,068.95, 10,605.17 and 4,993.02 is: 7,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.95 : 10,605.17 = 4,993.02 : x
  2. Step 2: Convert to fraction form
    7,068.95/10,605.17 = 4,993.02/x
  3. Step 3: Cross multiply
    7,068.95x = 10,605.17 × 4,993.02
  4. Step 4: Simplify right side
    7,068.95x = 52,951,800.95
  5. Step 5: Solve for x
    x = 52,951,800.95/7,068.95
  6. Step 6: Final answer
    x = 7,490.76

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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.