Home / 5,440.16-8,154.07-2,803.61

Finding the Fourth Proportional to 5,440.16, 8,154.07 and 2,803.61

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Solution

The fourth proportional to 5,440.16, 8,154.07 and 2,803.61 is: 4,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.16 : 8,154.07 = 2,803.61 : x
  2. Step 2: Convert to fraction form
    5,440.16/8,154.07 = 2,803.61/x
  3. Step 3: Cross multiply
    5,440.16x = 8,154.07 × 2,803.61
  4. Step 4: Simplify right side
    5,440.16x = 22,860,845.57
  5. Step 5: Solve for x
    x = 22,860,845.57/5,440.16
  6. Step 6: Final answer
    x = 4,202.24

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1.5x scale

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.