Home / 5,981.20-8,970.70-2,282.62

Finding the Fourth Proportional to 5,981.20, 8,970.70 and 2,282.62

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Solution

The fourth proportional to 5,981.20, 8,970.70 and 2,282.62 is: 3,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.20 : 8,970.70 = 2,282.62 : x
  2. Step 2: Convert to fraction form
    5,981.20/8,970.70 = 2,282.62/x
  3. Step 3: Cross multiply
    5,981.20x = 8,970.70 × 2,282.62
  4. Step 4: Simplify right side
    5,981.20x = 20,476,699.23
  5. Step 5: Solve for x
    x = 20,476,699.23/5,981.20
  6. Step 6: Final answer
    x = 3,423.51

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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.