Home / 7,285.11-10,927.65-2,902.59

Finding the Fourth Proportional to 7,285.11, 10,927.65 and 2,902.59

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Solution

The fourth proportional to 7,285.11, 10,927.65 and 2,902.59 is: 4,353.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.11 : 10,927.65 = 2,902.59 : x
  2. Step 2: Convert to fraction form
    7,285.11/10,927.65 = 2,902.59/x
  3. Step 3: Cross multiply
    7,285.11x = 10,927.65 × 2,902.59
  4. Step 4: Simplify right side
    7,285.11x = 31,718,487.61
  5. Step 5: Solve for x
    x = 31,718,487.61/7,285.11
  6. Step 6: Final answer
    x = 4,353.88

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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.