Home / 10,295.13-14,211.21-6,321.64

Finding the Fourth Proportional to 10,295.13, 14,211.21 and 6,321.64

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Solution

The fourth proportional to 10,295.13, 14,211.21 and 6,321.64 is: 8,726.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.13 : 14,211.21 = 6,321.64 : x
  2. Step 2: Convert to fraction form
    10,295.13/14,211.21 = 6,321.64/x
  3. Step 3: Cross multiply
    10,295.13x = 14,211.21 × 6,321.64
  4. Step 4: Simplify right side
    10,295.13x = 89,838,153.58
  5. Step 5: Solve for x
    x = 89,838,153.58/10,295.13
  6. Step 6: Final answer
    x = 8,726.28

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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.