Home / 5,248.20-7,875.42-1,963.65

Finding the Fourth Proportional to 5,248.20, 7,875.42 and 1,963.65

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Solution

The fourth proportional to 5,248.20, 7,875.42 and 1,963.65 is: 2,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.20 : 7,875.42 = 1,963.65 : x
  2. Step 2: Convert to fraction form
    5,248.20/7,875.42 = 1,963.65/x
  3. Step 3: Cross multiply
    5,248.20x = 7,875.42 × 1,963.65
  4. Step 4: Simplify right side
    5,248.20x = 15,464,568.48
  5. Step 5: Solve for x
    x = 15,464,568.48/5,248.20
  6. Step 6: Final answer
    x = 2,946.64

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1.5x scale

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.