Home / 5,367.72-7,417.62-4,039.11

Finding the Fourth Proportional to 5,367.72, 7,417.62 and 4,039.11

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Solution

The fourth proportional to 5,367.72, 7,417.62 and 4,039.11 is: 5,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.72 : 7,417.62 = 4,039.11 : x
  2. Step 2: Convert to fraction form
    5,367.72/7,417.62 = 4,039.11/x
  3. Step 3: Cross multiply
    5,367.72x = 7,417.62 × 4,039.11
  4. Step 4: Simplify right side
    5,367.72x = 29,960,583.12
  5. Step 5: Solve for x
    x = 29,960,583.12/5,367.72
  6. Step 6: Final answer
    x = 5,581.62

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1.5x scale

Why These Related Problems?

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