Home / 2,060.64-2,842.13-1,431.17

Finding the Fourth Proportional to 2,060.64, 2,842.13 and 1,431.17

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Solution

The fourth proportional to 2,060.64, 2,842.13 and 1,431.17 is: 1,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.64 : 2,842.13 = 1,431.17 : x
  2. Step 2: Convert to fraction form
    2,060.64/2,842.13 = 1,431.17/x
  3. Step 3: Cross multiply
    2,060.64x = 2,842.13 × 1,431.17
  4. Step 4: Simplify right side
    2,060.64x = 4,067,558.75
  5. Step 5: Solve for x
    x = 4,067,558.75/2,060.64
  6. Step 6: Final answer
    x = 1,973.93

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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.