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Finding the Fourth Proportional to 7,373.90, 11,061.12 and 2,443.98

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Solution

The fourth proportional to 7,373.90, 11,061.12 and 2,443.98 is: 3,666.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.90 : 11,061.12 = 2,443.98 : x
  2. Step 2: Convert to fraction form
    7,373.90/11,061.12 = 2,443.98/x
  3. Step 3: Cross multiply
    7,373.90x = 11,061.12 × 2,443.98
  4. Step 4: Simplify right side
    7,373.90x = 27,033,156.06
  5. Step 5: Solve for x
    x = 27,033,156.06/7,373.90
  6. Step 6: Final answer
    x = 3,666.06

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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.