Home / 11,058.12-16,581.42-5,213.16

Finding the Fourth Proportional to 11,058.12, 16,581.42 and 5,213.16

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Solution

The fourth proportional to 11,058.12, 16,581.42 and 5,213.16 is: 7,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,058.12 : 16,581.42 = 5,213.16 : x
  2. Step 2: Convert to fraction form
    11,058.12/16,581.42 = 5,213.16/x
  3. Step 3: Cross multiply
    11,058.12x = 16,581.42 × 5,213.16
  4. Step 4: Simplify right side
    11,058.12x = 86,441,595.49
  5. Step 5: Solve for x
    x = 86,441,595.49/11,058.12
  6. Step 6: Final answer
    x = 7,817.02

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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.