Home / 5,244.65-7,237.69-2,854.70

Finding the Fourth Proportional to 5,244.65, 7,237.69 and 2,854.70

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Solution

The fourth proportional to 5,244.65, 7,237.69 and 2,854.70 is: 3,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.65 : 7,237.69 = 2,854.70 : x
  2. Step 2: Convert to fraction form
    5,244.65/7,237.69 = 2,854.70/x
  3. Step 3: Cross multiply
    5,244.65x = 7,237.69 × 2,854.70
  4. Step 4: Simplify right side
    5,244.65x = 20,661,433.64
  5. Step 5: Solve for x
    x = 20,661,433.64/5,244.65
  6. Step 6: Final answer
    x = 3,939.53

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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.