Home / 4,665.52-6,441.33-2,987.65

Finding the Fourth Proportional to 4,665.52, 6,441.33 and 2,987.65

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Solution

The fourth proportional to 4,665.52, 6,441.33 and 2,987.65 is: 4,124.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.52 : 6,441.33 = 2,987.65 : x
  2. Step 2: Convert to fraction form
    4,665.52/6,441.33 = 2,987.65/x
  3. Step 3: Cross multiply
    4,665.52x = 6,441.33 × 2,987.65
  4. Step 4: Simplify right side
    4,665.52x = 19,244,439.57
  5. Step 5: Solve for x
    x = 19,244,439.57/4,665.52
  6. Step 6: Final answer
    x = 4,124.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.