Home / 10,579.19-15,879.45-4,658.71

Finding the Fourth Proportional to 10,579.19, 15,879.45 and 4,658.71

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Solution

The fourth proportional to 10,579.19, 15,879.45 and 4,658.71 is: 6,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.19 : 15,879.45 = 4,658.71 : x
  2. Step 2: Convert to fraction form
    10,579.19/15,879.45 = 4,658.71/x
  3. Step 3: Cross multiply
    10,579.19x = 15,879.45 × 4,658.71
  4. Step 4: Simplify right side
    10,579.19x = 73,977,673.11
  5. Step 5: Solve for x
    x = 73,977,673.11/10,579.19
  6. Step 6: Final answer
    x = 6,992.76

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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.