Home / 10,250.46-15,344.69-7,290.11

Finding the Fourth Proportional to 10,250.46, 15,344.69 and 7,290.11

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Solution

The fourth proportional to 10,250.46, 15,344.69 and 7,290.11 is: 10,913.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.46 : 15,344.69 = 7,290.11 : x
  2. Step 2: Convert to fraction form
    10,250.46/15,344.69 = 7,290.11/x
  3. Step 3: Cross multiply
    10,250.46x = 15,344.69 × 7,290.11
  4. Step 4: Simplify right side
    10,250.46x = 111,864,364.84
  5. Step 5: Solve for x
    x = 111,864,364.84/10,250.46
  6. Step 6: Final answer
    x = 10,913.11

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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.