Home / 9,374.98-12,937.50-5,396.02

Finding the Fourth Proportional to 9,374.98, 12,937.50 and 5,396.02

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Solution

The fourth proportional to 9,374.98, 12,937.50 and 5,396.02 is: 7,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.98 : 12,937.50 = 5,396.02 : x
  2. Step 2: Convert to fraction form
    9,374.98/12,937.50 = 5,396.02/x
  3. Step 3: Cross multiply
    9,374.98x = 12,937.50 × 5,396.02
  4. Step 4: Simplify right side
    9,374.98x = 69,811,008.75
  5. Step 5: Solve for x
    x = 69,811,008.75/9,374.98
  6. Step 6: Final answer
    x = 7,446.52

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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.