Home / 10,701.34-14,772.90-8,049.76

Finding the Fourth Proportional to 10,701.34, 14,772.90 and 8,049.76

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Solution

The fourth proportional to 10,701.34, 14,772.90 and 8,049.76 is: 11,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.34 : 14,772.90 = 8,049.76 : x
  2. Step 2: Convert to fraction form
    10,701.34/14,772.90 = 8,049.76/x
  3. Step 3: Cross multiply
    10,701.34x = 14,772.90 × 8,049.76
  4. Step 4: Simplify right side
    10,701.34x = 118,918,299.50
  5. Step 5: Solve for x
    x = 118,918,299.50/10,701.34
  6. Step 6: Final answer
    x = 11,112.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.