Home / 5,237.42-7,854.08-1,727.28

Finding the Fourth Proportional to 5,237.42, 7,854.08 and 1,727.28

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Solution

The fourth proportional to 5,237.42, 7,854.08 and 1,727.28 is: 2,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.42 : 7,854.08 = 1,727.28 : x
  2. Step 2: Convert to fraction form
    5,237.42/7,854.08 = 1,727.28/x
  3. Step 3: Cross multiply
    5,237.42x = 7,854.08 × 1,727.28
  4. Step 4: Simplify right side
    5,237.42x = 13,566,195.30
  5. Step 5: Solve for x
    x = 13,566,195.30/5,237.42
  6. Step 6: Final answer
    x = 2,590.24

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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.