Home / 8,675.23-13,008.99-3,994.10

Finding the Fourth Proportional to 8,675.23, 13,008.99 and 3,994.10

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Solution

The fourth proportional to 8,675.23, 13,008.99 and 3,994.10 is: 5,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.23 : 13,008.99 = 3,994.10 : x
  2. Step 2: Convert to fraction form
    8,675.23/13,008.99 = 3,994.10/x
  3. Step 3: Cross multiply
    8,675.23x = 13,008.99 × 3,994.10
  4. Step 4: Simplify right side
    8,675.23x = 51,959,206.96
  5. Step 5: Solve for x
    x = 51,959,206.96/8,675.23
  6. Step 6: Final answer
    x = 5,989.38

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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.