Home / 8,972.76-13,459.46-4,045.84

Finding the Fourth Proportional to 8,972.76, 13,459.46 and 4,045.84

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Solution

The fourth proportional to 8,972.76, 13,459.46 and 4,045.84 is: 6,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.76 : 13,459.46 = 4,045.84 : x
  2. Step 2: Convert to fraction form
    8,972.76/13,459.46 = 4,045.84/x
  3. Step 3: Cross multiply
    8,972.76x = 13,459.46 × 4,045.84
  4. Step 4: Simplify right side
    8,972.76x = 54,454,821.65
  5. Step 5: Solve for x
    x = 54,454,821.65/8,972.76
  6. Step 6: Final answer
    x = 6,068.90

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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.