Home / 2,699.28-4,055.05-2,330.22

Finding the Fourth Proportional to 2,699.28, 4,055.05 and 2,330.22

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Solution

The fourth proportional to 2,699.28, 4,055.05 and 2,330.22 is: 3,500.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.28 : 4,055.05 = 2,330.22 : x
  2. Step 2: Convert to fraction form
    2,699.28/4,055.05 = 2,330.22/x
  3. Step 3: Cross multiply
    2,699.28x = 4,055.05 × 2,330.22
  4. Step 4: Simplify right side
    2,699.28x = 9,449,158.61
  5. Step 5: Solve for x
    x = 9,449,158.61/2,699.28
  6. Step 6: Final answer
    x = 3,500.62

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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.