Home / 4,461.12-6,691.44-1,383.04

Finding the Fourth Proportional to 4,461.12, 6,691.44 and 1,383.04

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Solution

The fourth proportional to 4,461.12, 6,691.44 and 1,383.04 is: 2,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.12 : 6,691.44 = 1,383.04 : x
  2. Step 2: Convert to fraction form
    4,461.12/6,691.44 = 1,383.04/x
  3. Step 3: Cross multiply
    4,461.12x = 6,691.44 × 1,383.04
  4. Step 4: Simplify right side
    4,461.12x = 9,254,529.18
  5. Step 5: Solve for x
    x = 9,254,529.18/4,461.12
  6. Step 6: Final answer
    x = 2,074.49

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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.