Home / 7,282.28-10,050.70-4,451.30

Finding the Fourth Proportional to 7,282.28, 10,050.70 and 4,451.30

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Solution

The fourth proportional to 7,282.28, 10,050.70 and 4,451.30 is: 6,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.28 : 10,050.70 = 4,451.30 : x
  2. Step 2: Convert to fraction form
    7,282.28/10,050.70 = 4,451.30/x
  3. Step 3: Cross multiply
    7,282.28x = 10,050.70 × 4,451.30
  4. Step 4: Simplify right side
    7,282.28x = 44,738,680.91
  5. Step 5: Solve for x
    x = 44,738,680.91/7,282.28
  6. Step 6: Final answer
    x = 6,143.50

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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.