Home / 2,176.04-3,263.84-615.92

Finding the Fourth Proportional to 2,176.04, 3,263.84 and 615.92

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Solution

The fourth proportional to 2,176.04, 3,263.84 and 615.92 is: 923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.04 : 3,263.84 = 615.92 : x
  2. Step 2: Convert to fraction form
    2,176.04/3,263.84 = 615.92/x
  3. Step 3: Cross multiply
    2,176.04x = 3,263.84 × 615.92
  4. Step 4: Simplify right side
    2,176.04x = 2,010,264.33
  5. Step 5: Solve for x
    x = 2,010,264.33/2,176.04
  6. Step 6: Final answer
    x = 923.82

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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.