Home / 5,632.75-8,436.81-2,854.65

Finding the Fourth Proportional to 5,632.75, 8,436.81 and 2,854.65

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Solution

The fourth proportional to 5,632.75, 8,436.81 and 2,854.65 is: 4,275.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.75 : 8,436.81 = 2,854.65 : x
  2. Step 2: Convert to fraction form
    5,632.75/8,436.81 = 2,854.65/x
  3. Step 3: Cross multiply
    5,632.75x = 8,436.81 × 2,854.65
  4. Step 4: Simplify right side
    5,632.75x = 24,084,182.01
  5. Step 5: Solve for x
    x = 24,084,182.01/5,632.75
  6. Step 6: Final answer
    x = 4,275.74

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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.