Home / 10,624.77-15,947.28-5,081.13

Finding the Fourth Proportional to 10,624.77, 15,947.28 and 5,081.13

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Solution

The fourth proportional to 10,624.77, 15,947.28 and 5,081.13 is: 7,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.77 : 15,947.28 = 5,081.13 : x
  2. Step 2: Convert to fraction form
    10,624.77/15,947.28 = 5,081.13/x
  3. Step 3: Cross multiply
    10,624.77x = 15,947.28 × 5,081.13
  4. Step 4: Simplify right side
    10,624.77x = 81,030,202.83
  5. Step 5: Solve for x
    x = 81,030,202.83/10,624.77
  6. Step 6: Final answer
    x = 7,626.54

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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.