Home / 4,520.57-6,239.16-2,842.65

Finding the Fourth Proportional to 4,520.57, 6,239.16 and 2,842.65

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Solution

The fourth proportional to 4,520.57, 6,239.16 and 2,842.65 is: 3,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.57 : 6,239.16 = 2,842.65 : x
  2. Step 2: Convert to fraction form
    4,520.57/6,239.16 = 2,842.65/x
  3. Step 3: Cross multiply
    4,520.57x = 6,239.16 × 2,842.65
  4. Step 4: Simplify right side
    4,520.57x = 17,735,748.17
  5. Step 5: Solve for x
    x = 17,735,748.17/4,520.57
  6. Step 6: Final answer
    x = 3,923.35

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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.