Home / 7,790.16-10,745.62-5,552.76

Finding the Fourth Proportional to 7,790.16, 10,745.62 and 5,552.76

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Solution

The fourth proportional to 7,790.16, 10,745.62 and 5,552.76 is: 7,659.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.16 : 10,745.62 = 5,552.76 : x
  2. Step 2: Convert to fraction form
    7,790.16/10,745.62 = 5,552.76/x
  3. Step 3: Cross multiply
    7,790.16x = 10,745.62 × 5,552.76
  4. Step 4: Simplify right side
    7,790.16x = 59,667,848.91
  5. Step 5: Solve for x
    x = 59,667,848.91/7,790.16
  6. Step 6: Final answer
    x = 7,659.39

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.