Home / 10,368.30-15,552.09-3,442.62

Finding the Fourth Proportional to 10,368.30, 15,552.09 and 3,442.62

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Solution

The fourth proportional to 10,368.30, 15,552.09 and 3,442.62 is: 5,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.30 : 15,552.09 = 3,442.62 : x
  2. Step 2: Convert to fraction form
    10,368.30/15,552.09 = 3,442.62/x
  3. Step 3: Cross multiply
    10,368.30x = 15,552.09 × 3,442.62
  4. Step 4: Simplify right side
    10,368.30x = 53,539,936.08
  5. Step 5: Solve for x
    x = 53,539,936.08/10,368.30
  6. Step 6: Final answer
    x = 5,163.81

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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.