Home / 8,946.86-13,421.70-2,706.10

Finding the Fourth Proportional to 8,946.86, 13,421.70 and 2,706.10

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Solution

The fourth proportional to 8,946.86, 13,421.70 and 2,706.10 is: 4,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.86 : 13,421.70 = 2,706.10 : x
  2. Step 2: Convert to fraction form
    8,946.86/13,421.70 = 2,706.10/x
  3. Step 3: Cross multiply
    8,946.86x = 13,421.70 × 2,706.10
  4. Step 4: Simplify right side
    8,946.86x = 36,320,428.82
  5. Step 5: Solve for x
    x = 36,320,428.82/8,946.86
  6. Step 6: Final answer
    x = 4,059.57

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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.