Home / 1,711.68-2,552.88-1,453.36

Finding the Fourth Proportional to 1,711.68, 2,552.88 and 1,453.36

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Solution

The fourth proportional to 1,711.68, 2,552.88 and 1,453.36 is: 2,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.68 : 2,552.88 = 1,453.36 : x
  2. Step 2: Convert to fraction form
    1,711.68/2,552.88 = 1,453.36/x
  3. Step 3: Cross multiply
    1,711.68x = 2,552.88 × 1,453.36
  4. Step 4: Simplify right side
    1,711.68x = 3,710,253.68
  5. Step 5: Solve for x
    x = 3,710,253.68/1,711.68
  6. Step 6: Final answer
    x = 2,167.61

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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.