Home / 11,084.45-15,298.08-6,368.63

Finding the Fourth Proportional to 11,084.45, 15,298.08 and 6,368.63

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Solution

The fourth proportional to 11,084.45, 15,298.08 and 6,368.63 is: 8,789.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.45 : 15,298.08 = 6,368.63 : x
  2. Step 2: Convert to fraction form
    11,084.45/15,298.08 = 6,368.63/x
  3. Step 3: Cross multiply
    11,084.45x = 15,298.08 × 6,368.63
  4. Step 4: Simplify right side
    11,084.45x = 97,427,811.23
  5. Step 5: Solve for x
    x = 97,427,811.23/11,084.45
  6. Step 6: Final answer
    x = 8,789.59

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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.