Home / 7,264.68-10,025.12-4,078.05

Finding the Fourth Proportional to 7,264.68, 10,025.12 and 4,078.05

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Solution

The fourth proportional to 7,264.68, 10,025.12 and 4,078.05 is: 5,627.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.68 : 10,025.12 = 4,078.05 : x
  2. Step 2: Convert to fraction form
    7,264.68/10,025.12 = 4,078.05/x
  3. Step 3: Cross multiply
    7,264.68x = 10,025.12 × 4,078.05
  4. Step 4: Simplify right side
    7,264.68x = 40,882,920.23
  5. Step 5: Solve for x
    x = 40,882,920.23/7,264.68
  6. Step 6: Final answer
    x = 5,627.63

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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.