Home / 3,727.22-5,590.47-1,130.18

Finding the Fourth Proportional to 3,727.22, 5,590.47 and 1,130.18

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Solution

The fourth proportional to 3,727.22, 5,590.47 and 1,130.18 is: 1,695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.22 : 5,590.47 = 1,130.18 : x
  2. Step 2: Convert to fraction form
    3,727.22/5,590.47 = 1,130.18/x
  3. Step 3: Cross multiply
    3,727.22x = 5,590.47 × 1,130.18
  4. Step 4: Simplify right side
    3,727.22x = 6,318,237.38
  5. Step 5: Solve for x
    x = 6,318,237.38/3,727.22
  6. Step 6: Final answer
    x = 1,695.16

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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.