Home / 10,776.44-14,871.42-6,060.78

Finding the Fourth Proportional to 10,776.44, 14,871.42 and 6,060.78

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Solution

The fourth proportional to 10,776.44, 14,871.42 and 6,060.78 is: 8,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776.44 : 14,871.42 = 6,060.78 : x
  2. Step 2: Convert to fraction form
    10,776.44/14,871.42 = 6,060.78/x
  3. Step 3: Cross multiply
    10,776.44x = 14,871.42 × 6,060.78
  4. Step 4: Simplify right side
    10,776.44x = 90,132,404.91
  5. Step 5: Solve for x
    x = 90,132,404.91/10,776.44
  6. Step 6: Final answer
    x = 8,363.84

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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.