Home / 10,137.83-15,214.04-3,569.54

Finding the Fourth Proportional to 10,137.83, 15,214.04 and 3,569.54

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Solution

The fourth proportional to 10,137.83, 15,214.04 and 3,569.54 is: 5,356.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.83 : 15,214.04 = 3,569.54 : x
  2. Step 2: Convert to fraction form
    10,137.83/15,214.04 = 3,569.54/x
  3. Step 3: Cross multiply
    10,137.83x = 15,214.04 × 3,569.54
  4. Step 4: Simplify right side
    10,137.83x = 54,307,030.42
  5. Step 5: Solve for x
    x = 54,307,030.42/10,137.83
  6. Step 6: Final answer
    x = 5,356.87

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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.