Home / 10,182.81-15,261.92-4,628.54

Finding the Fourth Proportional to 10,182.81, 15,261.92 and 4,628.54

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Solution

The fourth proportional to 10,182.81, 15,261.92 and 4,628.54 is: 6,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.81 : 15,261.92 = 4,628.54 : x
  2. Step 2: Convert to fraction form
    10,182.81/15,261.92 = 4,628.54/x
  3. Step 3: Cross multiply
    10,182.81x = 15,261.92 × 4,628.54
  4. Step 4: Simplify right side
    10,182.81x = 70,640,439.57
  5. Step 5: Solve for x
    x = 70,640,439.57/10,182.81
  6. Step 6: Final answer
    x = 6,937.22

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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.