Home / 3,001.58-4,502.88-1,127.30

Finding the Fourth Proportional to 3,001.58, 4,502.88 and 1,127.30

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Solution

The fourth proportional to 3,001.58, 4,502.88 and 1,127.30 is: 1,691.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.58 : 4,502.88 = 1,127.30 : x
  2. Step 2: Convert to fraction form
    3,001.58/4,502.88 = 1,127.30/x
  3. Step 3: Cross multiply
    3,001.58x = 4,502.88 × 1,127.30
  4. Step 4: Simplify right side
    3,001.58x = 5,076,090.99
  5. Step 5: Solve for x
    x = 5,076,090.99/3,001.58
  6. Step 6: Final answer
    x = 1,691.14

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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.