Home / 5,529.78-8,292.99-1,580.76

Finding the Fourth Proportional to 5,529.78, 8,292.99 and 1,580.76

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Solution

The fourth proportional to 5,529.78, 8,292.99 and 1,580.76 is: 2,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.78 : 8,292.99 = 1,580.76 : x
  2. Step 2: Convert to fraction form
    5,529.78/8,292.99 = 1,580.76/x
  3. Step 3: Cross multiply
    5,529.78x = 8,292.99 × 1,580.76
  4. Step 4: Simplify right side
    5,529.78x = 13,109,226.87
  5. Step 5: Solve for x
    x = 13,109,226.87/5,529.78
  6. Step 6: Final answer
    x = 2,370.66

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.