Home / 4,378.12-6,041.69-2,388.71

Finding the Fourth Proportional to 4,378.12, 6,041.69 and 2,388.71

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Solution

The fourth proportional to 4,378.12, 6,041.69 and 2,388.71 is: 3,296.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.12 : 6,041.69 = 2,388.71 : x
  2. Step 2: Convert to fraction form
    4,378.12/6,041.69 = 2,388.71/x
  3. Step 3: Cross multiply
    4,378.12x = 6,041.69 × 2,388.71
  4. Step 4: Simplify right side
    4,378.12x = 14,431,833.38
  5. Step 5: Solve for x
    x = 14,431,833.38/4,378.12
  6. Step 6: Final answer
    x = 3,296.36

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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.