Home / 10,781.30-14,878.96-6,001.63

Finding the Fourth Proportional to 10,781.30, 14,878.96 and 6,001.63

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Solution

The fourth proportional to 10,781.30, 14,878.96 and 6,001.63 is: 8,282.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781.30 : 14,878.96 = 6,001.63 : x
  2. Step 2: Convert to fraction form
    10,781.30/14,878.96 = 6,001.63/x
  3. Step 3: Cross multiply
    10,781.30x = 14,878.96 × 6,001.63
  4. Step 4: Simplify right side
    10,781.30x = 89,297,960.50
  5. Step 5: Solve for x
    x = 89,297,960.50/10,781.30
  6. Step 6: Final answer
    x = 8,282.67

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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.