Home / 4,099.28-5,656.79-2,330.77

Finding the Fourth Proportional to 4,099.28, 5,656.79 and 2,330.77

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Solution

The fourth proportional to 4,099.28, 5,656.79 and 2,330.77 is: 3,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.28 : 5,656.79 = 2,330.77 : x
  2. Step 2: Convert to fraction form
    4,099.28/5,656.79 = 2,330.77/x
  3. Step 3: Cross multiply
    4,099.28x = 5,656.79 × 2,330.77
  4. Step 4: Simplify right side
    4,099.28x = 13,184,650.63
  5. Step 5: Solve for x
    x = 13,184,650.63/4,099.28
  6. Step 6: Final answer
    x = 3,216.34

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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.