Home / 8,946.83-13,420.35-2,706.89

Finding the Fourth Proportional to 8,946.83, 13,420.35 and 2,706.89

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Solution

The fourth proportional to 8,946.83, 13,420.35 and 2,706.89 is: 4,060.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.83 : 13,420.35 = 2,706.89 : x
  2. Step 2: Convert to fraction form
    8,946.83/13,420.35 = 2,706.89/x
  3. Step 3: Cross multiply
    8,946.83x = 13,420.35 × 2,706.89
  4. Step 4: Simplify right side
    8,946.83x = 36,327,344.11
  5. Step 5: Solve for x
    x = 36,327,344.11/8,946.83
  6. Step 6: Final answer
    x = 4,060.36

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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.