Home / 2,515.06-3,470.02-1,452.70

Finding the Fourth Proportional to 2,515.06, 3,470.02 and 1,452.70

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Solution

The fourth proportional to 2,515.06, 3,470.02 and 1,452.70 is: 2,004.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.06 : 3,470.02 = 1,452.70 : x
  2. Step 2: Convert to fraction form
    2,515.06/3,470.02 = 1,452.70/x
  3. Step 3: Cross multiply
    2,515.06x = 3,470.02 × 1,452.70
  4. Step 4: Simplify right side
    2,515.06x = 5,040,898.76
  5. Step 5: Solve for x
    x = 5,040,898.76/2,515.06
  6. Step 6: Final answer
    x = 2,004.28

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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.