Home / 10,365.08-15,545.10-2,967.80

Finding the Fourth Proportional to 10,365.08, 15,545.10 and 2,967.80

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Solution

The fourth proportional to 10,365.08, 15,545.10 and 2,967.80 is: 4,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.08 : 15,545.10 = 2,967.80 : x
  2. Step 2: Convert to fraction form
    10,365.08/15,545.10 = 2,967.80/x
  3. Step 3: Cross multiply
    10,365.08x = 15,545.10 × 2,967.80
  4. Step 4: Simplify right side
    10,365.08x = 46,134,747.78
  5. Step 5: Solve for x
    x = 46,134,747.78/10,365.08
  6. Step 6: Final answer
    x = 4,450.98

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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.