Home / 7,282.30-10,931.55-4,512.10

Finding the Fourth Proportional to 7,282.30, 10,931.55 and 4,512.10

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Solution

The fourth proportional to 7,282.30, 10,931.55 and 4,512.10 is: 6,773.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.30 : 10,931.55 = 4,512.10 : x
  2. Step 2: Convert to fraction form
    7,282.30/10,931.55 = 4,512.10/x
  3. Step 3: Cross multiply
    7,282.30x = 10,931.55 × 4,512.10
  4. Step 4: Simplify right side
    7,282.30x = 49,324,246.76
  5. Step 5: Solve for x
    x = 49,324,246.76/7,282.30
  6. Step 6: Final answer
    x = 6,773.17

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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.