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Finding the Fourth Proportional to 7,379.02, 10,252.93 and 7,301.98

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Solution

The fourth proportional to 7,379.02, 10,252.93 and 7,301.98 is: 10,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.02 : 10,252.93 = 7,301.98 : x
  2. Step 2: Convert to fraction form
    7,379.02/10,252.93 = 7,301.98/x
  3. Step 3: Cross multiply
    7,379.02x = 10,252.93 × 7,301.98
  4. Step 4: Simplify right side
    7,379.02x = 74,866,689.80
  5. Step 5: Solve for x
    x = 74,866,689.80/7,379.02
  6. Step 6: Final answer
    x = 10,145.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.