Home / 2,700.19-4,031.18-2,310.31

Finding the Fourth Proportional to 2,700.19, 4,031.18 and 2,310.31

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Solution

The fourth proportional to 2,700.19, 4,031.18 and 2,310.31 is: 3,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.19 : 4,031.18 = 2,310.31 : x
  2. Step 2: Convert to fraction form
    2,700.19/4,031.18 = 2,310.31/x
  3. Step 3: Cross multiply
    2,700.19x = 4,031.18 × 2,310.31
  4. Step 4: Simplify right side
    2,700.19x = 9,313,275.47
  5. Step 5: Solve for x
    x = 9,313,275.47/2,700.19
  6. Step 6: Final answer
    x = 3,449.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.