Home / 10,159.37-15,225.20-6,212

Finding the Fourth Proportional to 10,159.37, 15,225.20 and 6,212

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Solution

The fourth proportional to 10,159.37, 15,225.20 and 6,212 is: 9,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159.37 : 15,225.20 = 6,212 : x
  2. Step 2: Convert to fraction form
    10,159.37/15,225.20 = 6,212/x
  3. Step 3: Cross multiply
    10,159.37x = 15,225.20 × 6,212
  4. Step 4: Simplify right side
    10,159.37x = 94,578,942.40
  5. Step 5: Solve for x
    x = 94,578,942.40/10,159.37
  6. Step 6: Final answer
    x = 9,309.53

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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.