Home / 8,941.50-13,412.88-3,018.06

Finding the Fourth Proportional to 8,941.50, 13,412.88 and 3,018.06

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Solution

The fourth proportional to 8,941.50, 13,412.88 and 3,018.06 is: 4,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.50 : 13,412.88 = 3,018.06 : x
  2. Step 2: Convert to fraction form
    8,941.50/13,412.88 = 3,018.06/x
  3. Step 3: Cross multiply
    8,941.50x = 13,412.88 × 3,018.06
  4. Step 4: Simplify right side
    8,941.50x = 40,480,876.61
  5. Step 5: Solve for x
    x = 40,480,876.61/8,941.50
  6. Step 6: Final answer
    x = 4,527.30

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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.