Home / 10,666.79-15,998.41-3,269.26

Finding the Fourth Proportional to 10,666.79, 15,998.41 and 3,269.26

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Solution

The fourth proportional to 10,666.79, 15,998.41 and 3,269.26 is: 4,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.79 : 15,998.41 = 3,269.26 : x
  2. Step 2: Convert to fraction form
    10,666.79/15,998.41 = 3,269.26/x
  3. Step 3: Cross multiply
    10,666.79x = 15,998.41 × 3,269.26
  4. Step 4: Simplify right side
    10,666.79x = 52,302,985.96
  5. Step 5: Solve for x
    x = 52,302,985.96/10,666.79
  6. Step 6: Final answer
    x = 4,903.35

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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.