Home / 10,237.76-14,129.33-6,259.44

Finding the Fourth Proportional to 10,237.76, 14,129.33 and 6,259.44

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Solution

The fourth proportional to 10,237.76, 14,129.33 and 6,259.44 is: 8,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.76 : 14,129.33 = 6,259.44 : x
  2. Step 2: Convert to fraction form
    10,237.76/14,129.33 = 6,259.44/x
  3. Step 3: Cross multiply
    10,237.76x = 14,129.33 × 6,259.44
  4. Step 4: Simplify right side
    10,237.76x = 88,441,662.08
  5. Step 5: Solve for x
    x = 88,441,662.08/10,237.76
  6. Step 6: Final answer
    x = 8,638.78

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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.