Home / 9,306.90-13,961.70-4,376.70

Finding the Fourth Proportional to 9,306.90, 13,961.70 and 4,376.70

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Solution

The fourth proportional to 9,306.90, 13,961.70 and 4,376.70 is: 6,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.90 : 13,961.70 = 4,376.70 : x
  2. Step 2: Convert to fraction form
    9,306.90/13,961.70 = 4,376.70/x
  3. Step 3: Cross multiply
    9,306.90x = 13,961.70 × 4,376.70
  4. Step 4: Simplify right side
    9,306.90x = 61,106,172.39
  5. Step 5: Solve for x
    x = 61,106,172.39/9,306.90
  6. Step 6: Final answer
    x = 6,565.68

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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.