Home / 1,714.26-2,365.72-1,015.64

Finding the Fourth Proportional to 1,714.26, 2,365.72 and 1,015.64

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Solution

The fourth proportional to 1,714.26, 2,365.72 and 1,015.64 is: 1,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714.26 : 2,365.72 = 1,015.64 : x
  2. Step 2: Convert to fraction form
    1,714.26/2,365.72 = 1,015.64/x
  3. Step 3: Cross multiply
    1,714.26x = 2,365.72 × 1,015.64
  4. Step 4: Simplify right side
    1,714.26x = 2,402,719.86
  5. Step 5: Solve for x
    x = 2,402,719.86/1,714.26
  6. Step 6: Final answer
    x = 1,401.61

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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.