Home / 5,658.33-7,808.29-3,140.55

Finding the Fourth Proportional to 5,658.33, 7,808.29 and 3,140.55

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Solution

The fourth proportional to 5,658.33, 7,808.29 and 3,140.55 is: 4,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658.33 : 7,808.29 = 3,140.55 : x
  2. Step 2: Convert to fraction form
    5,658.33/7,808.29 = 3,140.55/x
  3. Step 3: Cross multiply
    5,658.33x = 7,808.29 × 3,140.55
  4. Step 4: Simplify right side
    5,658.33x = 24,522,325.16
  5. Step 5: Solve for x
    x = 24,522,325.16/5,658.33
  6. Step 6: Final answer
    x = 4,333.84

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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.