Home / 7,280.29-10,922.74-2,600.20

Finding the Fourth Proportional to 7,280.29, 10,922.74 and 2,600.20

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Solution

The fourth proportional to 7,280.29, 10,922.74 and 2,600.20 is: 3,901.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.29 : 10,922.74 = 2,600.20 : x
  2. Step 2: Convert to fraction form
    7,280.29/10,922.74 = 2,600.20/x
  3. Step 3: Cross multiply
    7,280.29x = 10,922.74 × 2,600.20
  4. Step 4: Simplify right side
    7,280.29x = 28,401,308.55
  5. Step 5: Solve for x
    x = 28,401,308.55/7,280.29
  6. Step 6: Final answer
    x = 3,901.12

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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.