Home / 8,018.89-12,032.63-3,342.13

Finding the Fourth Proportional to 8,018.89, 12,032.63 and 3,342.13

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Solution

The fourth proportional to 8,018.89, 12,032.63 and 3,342.13 is: 5,014.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.89 : 12,032.63 = 3,342.13 : x
  2. Step 2: Convert to fraction form
    8,018.89/12,032.63 = 3,342.13/x
  3. Step 3: Cross multiply
    8,018.89x = 12,032.63 × 3,342.13
  4. Step 4: Simplify right side
    8,018.89x = 40,214,613.70
  5. Step 5: Solve for x
    x = 40,214,613.70/8,018.89
  6. Step 6: Final answer
    x = 5,014.99

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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.