Home / 6,449.24-8,901.79-3,798.18

Finding the Fourth Proportional to 6,449.24, 8,901.79 and 3,798.18

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Solution

The fourth proportional to 6,449.24, 8,901.79 and 3,798.18 is: 5,242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,449.24 : 8,901.79 = 3,798.18 : x
  2. Step 2: Convert to fraction form
    6,449.24/8,901.79 = 3,798.18/x
  3. Step 3: Cross multiply
    6,449.24x = 8,901.79 × 3,798.18
  4. Step 4: Simplify right side
    6,449.24x = 33,810,581.75
  5. Step 5: Solve for x
    x = 33,810,581.75/6,449.24
  6. Step 6: Final answer
    x = 5,242.57

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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.