Home / 4,446.60-6,668.34-1,325.76

Finding the Fourth Proportional to 4,446.60, 6,668.34 and 1,325.76

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Solution

The fourth proportional to 4,446.60, 6,668.34 and 1,325.76 is: 1,988.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.60 : 6,668.34 = 1,325.76 : x
  2. Step 2: Convert to fraction form
    4,446.60/6,668.34 = 1,325.76/x
  3. Step 3: Cross multiply
    4,446.60x = 6,668.34 × 1,325.76
  4. Step 4: Simplify right side
    4,446.60x = 8,840,618.44
  5. Step 5: Solve for x
    x = 8,840,618.44/4,446.60
  6. Step 6: Final answer
    x = 1,988.17

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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.