Home / 2,058.40-3,080.85-1,568.71

Finding the Fourth Proportional to 2,058.40, 3,080.85 and 1,568.71

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Solution

The fourth proportional to 2,058.40, 3,080.85 and 1,568.71 is: 2,347.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.40 : 3,080.85 = 1,568.71 : x
  2. Step 2: Convert to fraction form
    2,058.40/3,080.85 = 1,568.71/x
  3. Step 3: Cross multiply
    2,058.40x = 3,080.85 × 1,568.71
  4. Step 4: Simplify right side
    2,058.40x = 4,832,960.20
  5. Step 5: Solve for x
    x = 4,832,960.20/2,058.40
  6. Step 6: Final answer
    x = 2,347.92

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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.