Home / 10,928.04-15,081.98-6,213.03

Finding the Fourth Proportional to 10,928.04, 15,081.98 and 6,213.03

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Solution

The fourth proportional to 10,928.04, 15,081.98 and 6,213.03 is: 8,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928.04 : 15,081.98 = 6,213.03 : x
  2. Step 2: Convert to fraction form
    10,928.04/15,081.98 = 6,213.03/x
  3. Step 3: Cross multiply
    10,928.04x = 15,081.98 × 6,213.03
  4. Step 4: Simplify right side
    10,928.04x = 93,704,763.13
  5. Step 5: Solve for x
    x = 93,704,763.13/10,928.04
  6. Step 6: Final answer
    x = 8,574.71

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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.