Home / 7,287.94-10,057.11-4,101.30

Finding the Fourth Proportional to 7,287.94, 10,057.11 and 4,101.30

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Solution

The fourth proportional to 7,287.94, 10,057.11 and 4,101.30 is: 5,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.94 : 10,057.11 = 4,101.30 : x
  2. Step 2: Convert to fraction form
    7,287.94/10,057.11 = 4,101.30/x
  3. Step 3: Cross multiply
    7,287.94x = 10,057.11 × 4,101.30
  4. Step 4: Simplify right side
    7,287.94x = 41,247,225.24
  5. Step 5: Solve for x
    x = 41,247,225.24/7,287.94
  6. Step 6: Final answer
    x = 5,659.65

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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.