Home / 7,273.12-10,913.34-2,899.12

Finding the Fourth Proportional to 7,273.12, 10,913.34 and 2,899.12

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Solution

The fourth proportional to 7,273.12, 10,913.34 and 2,899.12 is: 4,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.12 : 10,913.34 = 2,899.12 : x
  2. Step 2: Convert to fraction form
    7,273.12/10,913.34 = 2,899.12/x
  3. Step 3: Cross multiply
    7,273.12x = 10,913.34 × 2,899.12
  4. Step 4: Simplify right side
    7,273.12x = 31,639,082.26
  5. Step 5: Solve for x
    x = 31,639,082.26/7,273.12
  6. Step 6: Final answer
    x = 4,350.14

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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.