Home / 3,739.04-5,605.36-1,432.16

Finding the Fourth Proportional to 3,739.04, 5,605.36 and 1,432.16

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Solution

The fourth proportional to 3,739.04, 5,605.36 and 1,432.16 is: 2,147.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.04 : 5,605.36 = 1,432.16 : x
  2. Step 2: Convert to fraction form
    3,739.04/5,605.36 = 1,432.16/x
  3. Step 3: Cross multiply
    3,739.04x = 5,605.36 × 1,432.16
  4. Step 4: Simplify right side
    3,739.04x = 8,027,772.38
  5. Step 5: Solve for x
    x = 8,027,772.38/3,739.04
  6. Step 6: Final answer
    x = 2,147.01

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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.