Home / 3,655.64-5,045.28-2,240.17

Finding the Fourth Proportional to 3,655.64, 5,045.28 and 2,240.17

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Solution

The fourth proportional to 3,655.64, 5,045.28 and 2,240.17 is: 3,091.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.64 : 5,045.28 = 2,240.17 : x
  2. Step 2: Convert to fraction form
    3,655.64/5,045.28 = 2,240.17/x
  3. Step 3: Cross multiply
    3,655.64x = 5,045.28 × 2,240.17
  4. Step 4: Simplify right side
    3,655.64x = 11,302,284.90
  5. Step 5: Solve for x
    x = 11,302,284.90/3,655.64
  6. Step 6: Final answer
    x = 3,091.74

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