Home / 2,041.26-2,818.29-1,568.31

Finding the Fourth Proportional to 2,041.26, 2,818.29 and 1,568.31

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Solution

The fourth proportional to 2,041.26, 2,818.29 and 1,568.31 is: 2,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.26 : 2,818.29 = 1,568.31 : x
  2. Step 2: Convert to fraction form
    2,041.26/2,818.29 = 1,568.31/x
  3. Step 3: Cross multiply
    2,041.26x = 2,818.29 × 1,568.31
  4. Step 4: Simplify right side
    2,041.26x = 4,419,952.39
  5. Step 5: Solve for x
    x = 4,419,952.39/2,041.26
  6. Step 6: Final answer
    x = 2,165.31

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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.