Home / 5,242.38-7,862.70-1,544.18

Finding the Fourth Proportional to 5,242.38, 7,862.70 and 1,544.18

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Solution

The fourth proportional to 5,242.38, 7,862.70 and 1,544.18 is: 2,316.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.38 : 7,862.70 = 1,544.18 : x
  2. Step 2: Convert to fraction form
    5,242.38/7,862.70 = 1,544.18/x
  3. Step 3: Cross multiply
    5,242.38x = 7,862.70 × 1,544.18
  4. Step 4: Simplify right side
    5,242.38x = 12,141,424.09
  5. Step 5: Solve for x
    x = 12,141,424.09/5,242.38
  6. Step 6: Final answer
    x = 2,316.01

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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.