Home / 7,884.06-10,882.20-4,898.16

Finding the Fourth Proportional to 7,884.06, 10,882.20 and 4,898.16

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Solution

The fourth proportional to 7,884.06, 10,882.20 and 4,898.16 is: 6,760.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.06 : 10,882.20 = 4,898.16 : x
  2. Step 2: Convert to fraction form
    7,884.06/10,882.20 = 4,898.16/x
  3. Step 3: Cross multiply
    7,884.06x = 10,882.20 × 4,898.16
  4. Step 4: Simplify right side
    7,884.06x = 53,302,756.75
  5. Step 5: Solve for x
    x = 53,302,756.75/7,884.06
  6. Step 6: Final answer
    x = 6,760.83

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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.