Home / 5,306.76-7,960.18-3,360.32

Finding the Fourth Proportional to 5,306.76, 7,960.18 and 3,360.32

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Solution

The fourth proportional to 5,306.76, 7,960.18 and 3,360.32 is: 5,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.76 : 7,960.18 = 3,360.32 : x
  2. Step 2: Convert to fraction form
    5,306.76/7,960.18 = 3,360.32/x
  3. Step 3: Cross multiply
    5,306.76x = 7,960.18 × 3,360.32
  4. Step 4: Simplify right side
    5,306.76x = 26,748,752.06
  5. Step 5: Solve for x
    x = 26,748,752.06/5,306.76
  6. Step 6: Final answer
    x = 5,040.51

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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.