Home / 3,001.50-4,502.40-1,358.10

Finding the Fourth Proportional to 3,001.50, 4,502.40 and 1,358.10

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Solution

The fourth proportional to 3,001.50, 4,502.40 and 1,358.10 is: 2,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.50 : 4,502.40 = 1,358.10 : x
  2. Step 2: Convert to fraction form
    3,001.50/4,502.40 = 1,358.10/x
  3. Step 3: Cross multiply
    3,001.50x = 4,502.40 × 1,358.10
  4. Step 4: Simplify right side
    3,001.50x = 6,114,709.44
  5. Step 5: Solve for x
    x = 6,114,709.44/3,001.50
  6. Step 6: Final answer
    x = 2,037.22

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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.