Home / 1,714.75-2,363.61-1,355.25

Finding the Fourth Proportional to 1,714.75, 2,363.61 and 1,355.25

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Solution

The fourth proportional to 1,714.75, 2,363.61 and 1,355.25 is: 1,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714.75 : 2,363.61 = 1,355.25 : x
  2. Step 2: Convert to fraction form
    1,714.75/2,363.61 = 1,355.25/x
  3. Step 3: Cross multiply
    1,714.75x = 2,363.61 × 1,355.25
  4. Step 4: Simplify right side
    1,714.75x = 3,203,282.45
  5. Step 5: Solve for x
    x = 3,203,282.45/1,714.75
  6. Step 6: Final answer
    x = 1,868.08

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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.