Home / 10,185.72-14,058.92-6,209.52

Finding the Fourth Proportional to 10,185.72, 14,058.92 and 6,209.52

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Solution

The fourth proportional to 10,185.72, 14,058.92 and 6,209.52 is: 8,570.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185.72 : 14,058.92 = 6,209.52 : x
  2. Step 2: Convert to fraction form
    10,185.72/14,058.92 = 6,209.52/x
  3. Step 3: Cross multiply
    10,185.72x = 14,058.92 × 6,209.52
  4. Step 4: Simplify right side
    10,185.72x = 87,299,144.92
  5. Step 5: Solve for x
    x = 87,299,144.92/10,185.72
  6. Step 6: Final answer
    x = 8,570.74

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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.