Home / 10,187.32-14,045.82-8,058.64

Finding the Fourth Proportional to 10,187.32, 14,045.82 and 8,058.64

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Solution

The fourth proportional to 10,187.32, 14,045.82 and 8,058.64 is: 11,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187.32 : 14,045.82 = 8,058.64 : x
  2. Step 2: Convert to fraction form
    10,187.32/14,045.82 = 8,058.64/x
  3. Step 3: Cross multiply
    10,187.32x = 14,045.82 × 8,058.64
  4. Step 4: Simplify right side
    10,187.32x = 113,190,206.88
  5. Step 5: Solve for x
    x = 113,190,206.88/10,187.32
  6. Step 6: Final answer
    x = 11,110.89

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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.