Home / 12,094.81-16,689.93-6,788.61

Finding the Fourth Proportional to 12,094.81, 16,689.93 and 6,788.61

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Solution

The fourth proportional to 12,094.81, 16,689.93 and 6,788.61 is: 9,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.81 : 16,689.93 = 6,788.61 : x
  2. Step 2: Convert to fraction form
    12,094.81/16,689.93 = 6,788.61/x
  3. Step 3: Cross multiply
    12,094.81x = 16,689.93 × 6,788.61
  4. Step 4: Simplify right side
    12,094.81x = 113,301,425.70
  5. Step 5: Solve for x
    x = 113,301,425.70/12,094.81
  6. Step 6: Final answer
    x = 9,367.77

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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.