Home / 10,308.06-14,221.98-6,326.64

Finding the Fourth Proportional to 10,308.06, 14,221.98 and 6,326.64

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Solution

The fourth proportional to 10,308.06, 14,221.98 and 6,326.64 is: 8,728.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308.06 : 14,221.98 = 6,326.64 : x
  2. Step 2: Convert to fraction form
    10,308.06/14,221.98 = 6,326.64/x
  3. Step 3: Cross multiply
    10,308.06x = 14,221.98 × 6,326.64
  4. Step 4: Simplify right side
    10,308.06x = 89,977,347.55
  5. Step 5: Solve for x
    x = 89,977,347.55/10,308.06
  6. Step 6: Final answer
    x = 8,728.83

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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.