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Finding the Fourth Proportional to 7,605.61, 10,496.29 and 4,248.99

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Solution

The fourth proportional to 7,605.61, 10,496.29 and 4,248.99 is: 5,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.61 : 10,496.29 = 4,248.99 : x
  2. Step 2: Convert to fraction form
    7,605.61/10,496.29 = 4,248.99/x
  3. Step 3: Cross multiply
    7,605.61x = 10,496.29 × 4,248.99
  4. Step 4: Simplify right side
    7,605.61x = 44,598,631.25
  5. Step 5: Solve for x
    x = 44,598,631.25/7,605.61
  6. Step 6: Final answer
    x = 5,863.91

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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.