Home / 1,495.28-2,242.20-673.04

Finding the Fourth Proportional to 1,495.28, 2,242.20 and 673.04

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Solution

The fourth proportional to 1,495.28, 2,242.20 and 673.04 is: 1,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.28 : 2,242.20 = 673.04 : x
  2. Step 2: Convert to fraction form
    1,495.28/2,242.20 = 673.04/x
  3. Step 3: Cross multiply
    1,495.28x = 2,242.20 × 673.04
  4. Step 4: Simplify right side
    1,495.28x = 1,509,090.29
  5. Step 5: Solve for x
    x = 1,509,090.29/1,495.28
  6. Step 6: Final answer
    x = 1,009.24

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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.