Home / 3,710.90-5,566.39-1,490.76

Finding the Fourth Proportional to 3,710.90, 5,566.39 and 1,490.76

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Solution

The fourth proportional to 3,710.90, 5,566.39 and 1,490.76 is: 2,236.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.90 : 5,566.39 = 1,490.76 : x
  2. Step 2: Convert to fraction form
    3,710.90/5,566.39 = 1,490.76/x
  3. Step 3: Cross multiply
    3,710.90x = 5,566.39 × 1,490.76
  4. Step 4: Simplify right side
    3,710.90x = 8,298,147.83
  5. Step 5: Solve for x
    x = 8,298,147.83/3,710.90
  6. Step 6: Final answer
    x = 2,236.15

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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.