Home / 6,590.90-9,098.09-3,937.81

Finding the Fourth Proportional to 6,590.90, 9,098.09 and 3,937.81

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Solution

The fourth proportional to 6,590.90, 9,098.09 and 3,937.81 is: 5,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590.90 : 9,098.09 = 3,937.81 : x
  2. Step 2: Convert to fraction form
    6,590.90/9,098.09 = 3,937.81/x
  3. Step 3: Cross multiply
    6,590.90x = 9,098.09 × 3,937.81
  4. Step 4: Simplify right side
    6,590.90x = 35,826,549.78
  5. Step 5: Solve for x
    x = 35,826,549.78/6,590.90
  6. Step 6: Final answer
    x = 5,435.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.