Home / 7,909.13-10,908.92-4,884.18

Finding the Fourth Proportional to 7,909.13, 10,908.92 and 4,884.18

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Solution

The fourth proportional to 7,909.13, 10,908.92 and 4,884.18 is: 6,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909.13 : 10,908.92 = 4,884.18 : x
  2. Step 2: Convert to fraction form
    7,909.13/10,908.92 = 4,884.18/x
  3. Step 3: Cross multiply
    7,909.13x = 10,908.92 × 4,884.18
  4. Step 4: Simplify right side
    7,909.13x = 53,281,141.10
  5. Step 5: Solve for x
    x = 53,281,141.10/7,909.13
  6. Step 6: Final answer
    x = 6,736.67

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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.