Home / 2,700.09-4,026.45-2,675.46

Finding the Fourth Proportional to 2,700.09, 4,026.45 and 2,675.46

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Solution

The fourth proportional to 2,700.09, 4,026.45 and 2,675.46 is: 3,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.09 : 4,026.45 = 2,675.46 : x
  2. Step 2: Convert to fraction form
    2,700.09/4,026.45 = 2,675.46/x
  3. Step 3: Cross multiply
    2,700.09x = 4,026.45 × 2,675.46
  4. Step 4: Simplify right side
    2,700.09x = 10,772,605.92
  5. Step 5: Solve for x
    x = 10,772,605.92/2,700.09
  6. Step 6: Final answer
    x = 3,989.72

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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.