Home / 3,710.40-5,566.44-1,113.38

Finding the Fourth Proportional to 3,710.40, 5,566.44 and 1,113.38

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Solution

The fourth proportional to 3,710.40, 5,566.44 and 1,113.38 is: 1,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.40 : 5,566.44 = 1,113.38 : x
  2. Step 2: Convert to fraction form
    3,710.40/5,566.44 = 1,113.38/x
  3. Step 3: Cross multiply
    3,710.40x = 5,566.44 × 1,113.38
  4. Step 4: Simplify right side
    3,710.40x = 6,197,562.97
  5. Step 5: Solve for x
    x = 6,197,562.97/3,710.40
  6. Step 6: Final answer
    x = 1,670.32

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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.