Home / 8,002.19-12,003.23-4,306.16

Finding the Fourth Proportional to 8,002.19, 12,003.23 and 4,306.16

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Solution

The fourth proportional to 8,002.19, 12,003.23 and 4,306.16 is: 6,459.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.19 : 12,003.23 = 4,306.16 : x
  2. Step 2: Convert to fraction form
    8,002.19/12,003.23 = 4,306.16/x
  3. Step 3: Cross multiply
    8,002.19x = 12,003.23 × 4,306.16
  4. Step 4: Simplify right side
    8,002.19x = 51,687,768.88
  5. Step 5: Solve for x
    x = 51,687,768.88/8,002.19
  6. Step 6: Final answer
    x = 6,459.21

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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.