Home / 6,679.55-10,017.96-4,219.18

Finding the Fourth Proportional to 6,679.55, 10,017.96 and 4,219.18

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Solution

The fourth proportional to 6,679.55, 10,017.96 and 4,219.18 is: 6,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.55 : 10,017.96 = 4,219.18 : x
  2. Step 2: Convert to fraction form
    6,679.55/10,017.96 = 4,219.18/x
  3. Step 3: Cross multiply
    6,679.55x = 10,017.96 × 4,219.18
  4. Step 4: Simplify right side
    6,679.55x = 42,267,526.38
  5. Step 5: Solve for x
    x = 42,267,526.38/6,679.55
  6. Step 6: Final answer
    x = 6,327.90

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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.