Home / 5,665.46-7,818.66-3,542.32

Finding the Fourth Proportional to 5,665.46, 7,818.66 and 3,542.32

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Solution

The fourth proportional to 5,665.46, 7,818.66 and 3,542.32 is: 4,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.46 : 7,818.66 = 3,542.32 : x
  2. Step 2: Convert to fraction form
    5,665.46/7,818.66 = 3,542.32/x
  3. Step 3: Cross multiply
    5,665.46x = 7,818.66 × 3,542.32
  4. Step 4: Simplify right side
    5,665.46x = 27,696,195.69
  5. Step 5: Solve for x
    x = 27,696,195.69/5,665.46
  6. Step 6: Final answer
    x = 4,888.60

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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.