Home / 10,077.22-13,905.84-6,302.08

Finding the Fourth Proportional to 10,077.22, 13,905.84 and 6,302.08

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Solution

The fourth proportional to 10,077.22, 13,905.84 and 6,302.08 is: 8,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.22 : 13,905.84 = 6,302.08 : x
  2. Step 2: Convert to fraction form
    10,077.22/13,905.84 = 6,302.08/x
  3. Step 3: Cross multiply
    10,077.22x = 13,905.84 × 6,302.08
  4. Step 4: Simplify right side
    10,077.22x = 87,635,716.15
  5. Step 5: Solve for x
    x = 87,635,716.15/10,077.22
  6. Step 6: Final answer
    x = 8,696.42

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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.