Home / 10,356.74-15,526.46-4,112.84

Finding the Fourth Proportional to 10,356.74, 15,526.46 and 4,112.84

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Solution

The fourth proportional to 10,356.74, 15,526.46 and 4,112.84 is: 6,165.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.74 : 15,526.46 = 4,112.84 : x
  2. Step 2: Convert to fraction form
    10,356.74/15,526.46 = 4,112.84/x
  3. Step 3: Cross multiply
    10,356.74x = 15,526.46 × 4,112.84
  4. Step 4: Simplify right side
    10,356.74x = 63,857,845.75
  5. Step 5: Solve for x
    x = 63,857,845.75/10,356.74
  6. Step 6: Final answer
    x = 6,165.82

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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.