Home / 10,705.78-16,058.67-3,310.07

Finding the Fourth Proportional to 10,705.78, 16,058.67 and 3,310.07

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Solution

The fourth proportional to 10,705.78, 16,058.67 and 3,310.07 is: 4,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705.78 : 16,058.67 = 3,310.07 : x
  2. Step 2: Convert to fraction form
    10,705.78/16,058.67 = 3,310.07/x
  3. Step 3: Cross multiply
    10,705.78x = 16,058.67 × 3,310.07
  4. Step 4: Simplify right side
    10,705.78x = 53,155,319.43
  5. Step 5: Solve for x
    x = 53,155,319.43/10,705.78
  6. Step 6: Final answer
    x = 4,965.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.