Home / 10,776.16-14,868.87-6,299.05

Finding the Fourth Proportional to 10,776.16, 14,868.87 and 6,299.05

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Solution

The fourth proportional to 10,776.16, 14,868.87 and 6,299.05 is: 8,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776.16 : 14,868.87 = 6,299.05 : x
  2. Step 2: Convert to fraction form
    10,776.16/14,868.87 = 6,299.05/x
  3. Step 3: Cross multiply
    10,776.16x = 14,868.87 × 6,299.05
  4. Step 4: Simplify right side
    10,776.16x = 93,659,695.36
  5. Step 5: Solve for x
    x = 93,659,695.36/10,776.16
  6. Step 6: Final answer
    x = 8,691.38

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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.