Home / 1,757.10-2,419.87-1,718.83

Finding the Fourth Proportional to 1,757.10, 2,419.87 and 1,718.83

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Solution

The fourth proportional to 1,757.10, 2,419.87 and 1,718.83 is: 2,367.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.10 : 2,419.87 = 1,718.83 : x
  2. Step 2: Convert to fraction form
    1,757.10/2,419.87 = 1,718.83/x
  3. Step 3: Cross multiply
    1,757.10x = 2,419.87 × 1,718.83
  4. Step 4: Simplify right side
    1,757.10x = 4,159,336.56
  5. Step 5: Solve for x
    x = 4,159,336.56/1,757.10
  6. Step 6: Final answer
    x = 2,367.16

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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.