Home / 3,591.55-5,384.73-1,125.04

Finding the Fourth Proportional to 3,591.55, 5,384.73 and 1,125.04

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Solution

The fourth proportional to 3,591.55, 5,384.73 and 1,125.04 is: 1,686.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.55 : 5,384.73 = 1,125.04 : x
  2. Step 2: Convert to fraction form
    3,591.55/5,384.73 = 1,125.04/x
  3. Step 3: Cross multiply
    3,591.55x = 5,384.73 × 1,125.04
  4. Step 4: Simplify right side
    3,591.55x = 6,058,036.64
  5. Step 5: Solve for x
    x = 6,058,036.64/3,591.55
  6. Step 6: Final answer
    x = 1,686.75

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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.