Home / 8,446.06-12,670.85-2,898.10

Finding the Fourth Proportional to 8,446.06, 12,670.85 and 2,898.10

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Solution

The fourth proportional to 8,446.06, 12,670.85 and 2,898.10 is: 4,347.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.06 : 12,670.85 = 2,898.10 : x
  2. Step 2: Convert to fraction form
    8,446.06/12,670.85 = 2,898.10/x
  3. Step 3: Cross multiply
    8,446.06x = 12,670.85 × 2,898.10
  4. Step 4: Simplify right side
    8,446.06x = 36,721,390.39
  5. Step 5: Solve for x
    x = 36,721,390.39/8,446.06
  6. Step 6: Final answer
    x = 4,347.75

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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.