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Finding the Fourth Proportional to 5,658.96, 7,808.58 and 3,301.32

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Solution

The fourth proportional to 5,658.96, 7,808.58 and 3,301.32 is: 4,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658.96 : 7,808.58 = 3,301.32 : x
  2. Step 2: Convert to fraction form
    5,658.96/7,808.58 = 3,301.32/x
  3. Step 3: Cross multiply
    5,658.96x = 7,808.58 × 3,301.32
  4. Step 4: Simplify right side
    5,658.96x = 25,778,621.33
  5. Step 5: Solve for x
    x = 25,778,621.33/5,658.96
  6. Step 6: Final answer
    x = 4,555.36

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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.