Home / 7,465.28-11,197.92-2,271.18

Finding the Fourth Proportional to 7,465.28, 11,197.92 and 2,271.18

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Solution

The fourth proportional to 7,465.28, 11,197.92 and 2,271.18 is: 3,406.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.28 : 11,197.92 = 2,271.18 : x
  2. Step 2: Convert to fraction form
    7,465.28/11,197.92 = 2,271.18/x
  3. Step 3: Cross multiply
    7,465.28x = 11,197.92 × 2,271.18
  4. Step 4: Simplify right side
    7,465.28x = 25,432,491.95
  5. Step 5: Solve for x
    x = 25,432,491.95/7,465.28
  6. Step 6: Final answer
    x = 3,406.77

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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.