Home / 10,537.08-15,813.51-4,992.02

Finding the Fourth Proportional to 10,537.08, 15,813.51 and 4,992.02

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Solution

The fourth proportional to 10,537.08, 15,813.51 and 4,992.02 is: 7,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.08 : 15,813.51 = 4,992.02 : x
  2. Step 2: Convert to fraction form
    10,537.08/15,813.51 = 4,992.02/x
  3. Step 3: Cross multiply
    10,537.08x = 15,813.51 × 4,992.02
  4. Step 4: Simplify right side
    10,537.08x = 78,941,358.19
  5. Step 5: Solve for x
    x = 78,941,358.19/10,537.08
  6. Step 6: Final answer
    x = 7,491.77

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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.