Home / 1,714.55-2,572.60-1,686.91

Finding the Fourth Proportional to 1,714.55, 2,572.60 and 1,686.91

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Solution

The fourth proportional to 1,714.55, 2,572.60 and 1,686.91 is: 2,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714.55 : 2,572.60 = 1,686.91 : x
  2. Step 2: Convert to fraction form
    1,714.55/2,572.60 = 1,686.91/x
  3. Step 3: Cross multiply
    1,714.55x = 2,572.60 × 1,686.91
  4. Step 4: Simplify right side
    1,714.55x = 4,339,734.02
  5. Step 5: Solve for x
    x = 4,339,734.02/1,714.55
  6. Step 6: Final answer
    x = 2,531.13

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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.