Home / 3,655.17-5,483.93-1,156.28

Finding the Fourth Proportional to 3,655.17, 5,483.93 and 1,156.28

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Solution

The fourth proportional to 3,655.17, 5,483.93 and 1,156.28 is: 1,734.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.17 : 5,483.93 = 1,156.28 : x
  2. Step 2: Convert to fraction form
    3,655.17/5,483.93 = 1,156.28/x
  3. Step 3: Cross multiply
    3,655.17x = 5,483.93 × 1,156.28
  4. Step 4: Simplify right side
    3,655.17x = 6,340,925.38
  5. Step 5: Solve for x
    x = 6,340,925.38/3,655.17
  6. Step 6: Final answer
    x = 1,734.78

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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.