Home / 1,725.77-2,382.37-1,017.39

Finding the Fourth Proportional to 1,725.77, 2,382.37 and 1,017.39

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Solution

The fourth proportional to 1,725.77, 2,382.37 and 1,017.39 is: 1,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.77 : 2,382.37 = 1,017.39 : x
  2. Step 2: Convert to fraction form
    1,725.77/2,382.37 = 1,017.39/x
  3. Step 3: Cross multiply
    1,725.77x = 2,382.37 × 1,017.39
  4. Step 4: Simplify right side
    1,725.77x = 2,423,799.41
  5. Step 5: Solve for x
    x = 2,423,799.41/1,725.77
  6. Step 6: Final answer
    x = 1,404.47

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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.