Home / 9,868.90-14,806.80-6,166.78

Finding the Fourth Proportional to 9,868.90, 14,806.80 and 6,166.78

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Solution

The fourth proportional to 9,868.90, 14,806.80 and 6,166.78 is: 9,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.90 : 14,806.80 = 6,166.78 : x
  2. Step 2: Convert to fraction form
    9,868.90/14,806.80 = 6,166.78/x
  3. Step 3: Cross multiply
    9,868.90x = 14,806.80 × 6,166.78
  4. Step 4: Simplify right side
    9,868.90x = 91,310,278.10
  5. Step 5: Solve for x
    x = 91,310,278.10/9,868.90
  6. Step 6: Final answer
    x = 9,252.33

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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.