Home / 3,590.24-4,948.44-2,739.20

Finding the Fourth Proportional to 3,590.24, 4,948.44 and 2,739.20

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Solution

The fourth proportional to 3,590.24, 4,948.44 and 2,739.20 is: 3,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.24 : 4,948.44 = 2,739.20 : x
  2. Step 2: Convert to fraction form
    3,590.24/4,948.44 = 2,739.20/x
  3. Step 3: Cross multiply
    3,590.24x = 4,948.44 × 2,739.20
  4. Step 4: Simplify right side
    3,590.24x = 13,554,766.85
  5. Step 5: Solve for x
    x = 13,554,766.85/3,590.24
  6. Step 6: Final answer
    x = 3,775.45

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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.