Home / 10,940.15-15,097.06-6,160.34

Finding the Fourth Proportional to 10,940.15, 15,097.06 and 6,160.34

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Solution

The fourth proportional to 10,940.15, 15,097.06 and 6,160.34 is: 8,501.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.15 : 15,097.06 = 6,160.34 : x
  2. Step 2: Convert to fraction form
    10,940.15/15,097.06 = 6,160.34/x
  3. Step 3: Cross multiply
    10,940.15x = 15,097.06 × 6,160.34
  4. Step 4: Simplify right side
    10,940.15x = 93,003,044.94
  5. Step 5: Solve for x
    x = 93,003,044.94/10,940.15
  6. Step 6: Final answer
    x = 8,501.07

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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.