Home / 10,641.44-14,683.36-6,165.76

Finding the Fourth Proportional to 10,641.44, 14,683.36 and 6,165.76

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Solution

The fourth proportional to 10,641.44, 14,683.36 and 6,165.76 is: 8,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.44 : 14,683.36 = 6,165.76 : x
  2. Step 2: Convert to fraction form
    10,641.44/14,683.36 = 6,165.76/x
  3. Step 3: Cross multiply
    10,641.44x = 14,683.36 × 6,165.76
  4. Step 4: Simplify right side
    10,641.44x = 90,534,073.75
  5. Step 5: Solve for x
    x = 90,534,073.75/10,641.44
  6. Step 6: Final answer
    x = 8,507.69

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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.