Home / 8,964.18-13,446.27-2,390.39

Finding the Fourth Proportional to 8,964.18, 13,446.27 and 2,390.39

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Solution

The fourth proportional to 8,964.18, 13,446.27 and 2,390.39 is: 3,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.18 : 13,446.27 = 2,390.39 : x
  2. Step 2: Convert to fraction form
    8,964.18/13,446.27 = 2,390.39/x
  3. Step 3: Cross multiply
    8,964.18x = 13,446.27 × 2,390.39
  4. Step 4: Simplify right side
    8,964.18x = 32,141,812.54
  5. Step 5: Solve for x
    x = 32,141,812.54/8,964.18
  6. Step 6: Final answer
    x = 3,585.58

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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.