Home / 8,018.79-12,029.76-2,471.19

Finding the Fourth Proportional to 8,018.79, 12,029.76 and 2,471.19

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Solution

The fourth proportional to 8,018.79, 12,029.76 and 2,471.19 is: 3,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.79 : 12,029.76 = 2,471.19 : x
  2. Step 2: Convert to fraction form
    8,018.79/12,029.76 = 2,471.19/x
  3. Step 3: Cross multiply
    8,018.79x = 12,029.76 × 2,471.19
  4. Step 4: Simplify right side
    8,018.79x = 29,727,822.61
  5. Step 5: Solve for x
    x = 29,727,822.61/8,018.79
  6. Step 6: Final answer
    x = 3,707.27

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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.