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Finding the Fourth Proportional to 4,453.85, 6,681.18 and 1,532.18

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Solution

The fourth proportional to 4,453.85, 6,681.18 and 1,532.18 is: 2,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.85 : 6,681.18 = 1,532.18 : x
  2. Step 2: Convert to fraction form
    4,453.85/6,681.18 = 1,532.18/x
  3. Step 3: Cross multiply
    4,453.85x = 6,681.18 × 1,532.18
  4. Step 4: Simplify right side
    4,453.85x = 10,236,770.37
  5. Step 5: Solve for x
    x = 10,236,770.37/4,453.85
  6. Step 6: Final answer
    x = 2,298.41

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Double scale
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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.