Home / 10,669.15-15,996.87-4,433.47

Finding the Fourth Proportional to 10,669.15, 15,996.87 and 4,433.47

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Solution

The fourth proportional to 10,669.15, 15,996.87 and 4,433.47 is: 6,647.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.15 : 15,996.87 = 4,433.47 : x
  2. Step 2: Convert to fraction form
    10,669.15/15,996.87 = 4,433.47/x
  3. Step 3: Cross multiply
    10,669.15x = 15,996.87 × 4,433.47
  4. Step 4: Simplify right side
    10,669.15x = 70,921,643.24
  5. Step 5: Solve for x
    x = 70,921,643.24/10,669.15
  6. Step 6: Final answer
    x = 6,647.36

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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.