Home / 1,708.71-2,560.36-1,244.35

Finding the Fourth Proportional to 1,708.71, 2,560.36 and 1,244.35

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Solution

The fourth proportional to 1,708.71, 2,560.36 and 1,244.35 is: 1,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.71 : 2,560.36 = 1,244.35 : x
  2. Step 2: Convert to fraction form
    1,708.71/2,560.36 = 1,244.35/x
  3. Step 3: Cross multiply
    1,708.71x = 2,560.36 × 1,244.35
  4. Step 4: Simplify right side
    1,708.71x = 3,185,979.12
  5. Step 5: Solve for x
    x = 3,185,979.12/1,708.71
  6. Step 6: Final answer
    x = 1,864.56

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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.