Home / 10,778.10-14,872.73-6,062.28

Finding the Fourth Proportional to 10,778.10, 14,872.73 and 6,062.28

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Solution

The fourth proportional to 10,778.10, 14,872.73 and 6,062.28 is: 8,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.10 : 14,872.73 = 6,062.28 : x
  2. Step 2: Convert to fraction form
    10,778.10/14,872.73 = 6,062.28/x
  3. Step 3: Cross multiply
    10,778.10x = 14,872.73 × 6,062.28
  4. Step 4: Simplify right side
    10,778.10x = 90,162,623.31
  5. Step 5: Solve for x
    x = 90,162,623.31/10,778.10
  6. Step 6: Final answer
    x = 8,365.35

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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.