Home / 2,827.16-3,901.35-1,708.74

Finding the Fourth Proportional to 2,827.16, 3,901.35 and 1,708.74

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Solution

The fourth proportional to 2,827.16, 3,901.35 and 1,708.74 is: 2,357.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.16 : 3,901.35 = 1,708.74 : x
  2. Step 2: Convert to fraction form
    2,827.16/3,901.35 = 1,708.74/x
  3. Step 3: Cross multiply
    2,827.16x = 3,901.35 × 1,708.74
  4. Step 4: Simplify right side
    2,827.16x = 6,666,392.80
  5. Step 5: Solve for x
    x = 6,666,392.80/2,827.16
  6. Step 6: Final answer
    x = 2,357.99

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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.