Home / 2,385.03-3,576.21-741.13

Finding the Fourth Proportional to 2,385.03, 3,576.21 and 741.13

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Solution

The fourth proportional to 2,385.03, 3,576.21 and 741.13 is: 1,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.03 : 3,576.21 = 741.13 : x
  2. Step 2: Convert to fraction form
    2,385.03/3,576.21 = 741.13/x
  3. Step 3: Cross multiply
    2,385.03x = 3,576.21 × 741.13
  4. Step 4: Simplify right side
    2,385.03x = 2,650,436.52
  5. Step 5: Solve for x
    x = 2,650,436.52/2,385.03
  6. Step 6: Final answer
    x = 1,111.28

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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.