Home / 3,547.76-5,318.87-2,160.36

Finding the Fourth Proportional to 3,547.76, 5,318.87 and 2,160.36

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Solution

The fourth proportional to 3,547.76, 5,318.87 and 2,160.36 is: 3,238.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.76 : 5,318.87 = 2,160.36 : x
  2. Step 2: Convert to fraction form
    3,547.76/5,318.87 = 2,160.36/x
  3. Step 3: Cross multiply
    3,547.76x = 5,318.87 × 2,160.36
  4. Step 4: Simplify right side
    3,547.76x = 11,490,663.19
  5. Step 5: Solve for x
    x = 11,490,663.19/3,547.76
  6. Step 6: Final answer
    x = 3,238.85

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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.