Home / 9,125.28-13,688.73-3,283.56

Finding the Fourth Proportional to 9,125.28, 13,688.73 and 3,283.56

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Solution

The fourth proportional to 9,125.28, 13,688.73 and 3,283.56 is: 4,925.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.28 : 13,688.73 = 3,283.56 : x
  2. Step 2: Convert to fraction form
    9,125.28/13,688.73 = 3,283.56/x
  3. Step 3: Cross multiply
    9,125.28x = 13,688.73 × 3,283.56
  4. Step 4: Simplify right side
    9,125.28x = 44,947,766.28
  5. Step 5: Solve for x
    x = 44,947,766.28/9,125.28
  6. Step 6: Final answer
    x = 4,925.63

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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.