Home / 10,946.39-15,104.93-6,166.20

Finding the Fourth Proportional to 10,946.39, 15,104.93 and 6,166.20

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Solution

The fourth proportional to 10,946.39, 15,104.93 and 6,166.20 is: 8,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.39 : 15,104.93 = 6,166.20 : x
  2. Step 2: Convert to fraction form
    10,946.39/15,104.93 = 6,166.20/x
  3. Step 3: Cross multiply
    10,946.39x = 15,104.93 × 6,166.20
  4. Step 4: Simplify right side
    10,946.39x = 93,140,072.54
  5. Step 5: Solve for x
    x = 93,140,072.54/10,946.39
  6. Step 6: Final answer
    x = 8,508.75

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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.