Home / 5,440.84-8,125.13-4,402.12

Finding the Fourth Proportional to 5,440.84, 8,125.13 and 4,402.12

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Solution

The fourth proportional to 5,440.84, 8,125.13 and 4,402.12 is: 6,573.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.84 : 8,125.13 = 4,402.12 : x
  2. Step 2: Convert to fraction form
    5,440.84/8,125.13 = 4,402.12/x
  3. Step 3: Cross multiply
    5,440.84x = 8,125.13 × 4,402.12
  4. Step 4: Simplify right side
    5,440.84x = 35,767,797.28
  5. Step 5: Solve for x
    x = 35,767,797.28/5,440.84
  6. Step 6: Final answer
    x = 6,573.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.