Home / 5,411.20-7,455.44-4,061.12

Finding the Fourth Proportional to 5,411.20, 7,455.44 and 4,061.12

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Solution

The fourth proportional to 5,411.20, 7,455.44 and 4,061.12 is: 5,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.20 : 7,455.44 = 4,061.12 : x
  2. Step 2: Convert to fraction form
    5,411.20/7,455.44 = 4,061.12/x
  3. Step 3: Cross multiply
    5,411.20x = 7,455.44 × 4,061.12
  4. Step 4: Simplify right side
    5,411.20x = 30,277,436.49
  5. Step 5: Solve for x
    x = 30,277,436.49/5,411.20
  6. Step 6: Final answer
    x = 5,595.33

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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.