Home / 10,166.85-15,273.65-7,212.63

Finding the Fourth Proportional to 10,166.85, 15,273.65 and 7,212.63

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Solution

The fourth proportional to 10,166.85, 15,273.65 and 7,212.63 is: 10,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.85 : 15,273.65 = 7,212.63 : x
  2. Step 2: Convert to fraction form
    10,166.85/15,273.65 = 7,212.63/x
  3. Step 3: Cross multiply
    10,166.85x = 15,273.65 × 7,212.63
  4. Step 4: Simplify right side
    10,166.85x = 110,163,186.20
  5. Step 5: Solve for x
    x = 110,163,186.20/10,166.85
  6. Step 6: Final answer
    x = 10,835.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.