Home / 2,515.36-3,748.13-2,397.52

Finding the Fourth Proportional to 2,515.36, 3,748.13 and 2,397.52

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Solution

The fourth proportional to 2,515.36, 3,748.13 and 2,397.52 is: 3,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.36 : 3,748.13 = 2,397.52 : x
  2. Step 2: Convert to fraction form
    2,515.36/3,748.13 = 2,397.52/x
  3. Step 3: Cross multiply
    2,515.36x = 3,748.13 × 2,397.52
  4. Step 4: Simplify right side
    2,515.36x = 8,986,216.64
  5. Step 5: Solve for x
    x = 8,986,216.64/2,515.36
  6. Step 6: Final answer
    x = 3,572.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.