Home / 10,184.78-15,275.82-4,632.14

Finding the Fourth Proportional to 10,184.78, 15,275.82 and 4,632.14

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Solution

The fourth proportional to 10,184.78, 15,275.82 and 4,632.14 is: 6,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.78 : 15,275.82 = 4,632.14 : x
  2. Step 2: Convert to fraction form
    10,184.78/15,275.82 = 4,632.14/x
  3. Step 3: Cross multiply
    10,184.78x = 15,275.82 × 4,632.14
  4. Step 4: Simplify right side
    10,184.78x = 70,759,736.85
  5. Step 5: Solve for x
    x = 70,759,736.85/10,184.78
  6. Step 6: Final answer
    x = 6,947.60

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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.