Home / 10,868.04-16,309.35-6,975.18

Finding the Fourth Proportional to 10,868.04, 16,309.35 and 6,975.18

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Solution

The fourth proportional to 10,868.04, 16,309.35 and 6,975.18 is: 10,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.04 : 16,309.35 = 6,975.18 : x
  2. Step 2: Convert to fraction form
    10,868.04/16,309.35 = 6,975.18/x
  3. Step 3: Cross multiply
    10,868.04x = 16,309.35 × 6,975.18
  4. Step 4: Simplify right side
    10,868.04x = 113,760,651.93
  5. Step 5: Solve for x
    x = 113,760,651.93/10,868.04
  6. Step 6: Final answer
    x = 10,467.45

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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.