Home / 8,975.84-13,466.15-7,995.36

Finding the Fourth Proportional to 8,975.84, 13,466.15 and 7,995.36

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Solution

The fourth proportional to 8,975.84, 13,466.15 and 7,995.36 is: 11,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.84 : 13,466.15 = 7,995.36 : x
  2. Step 2: Convert to fraction form
    8,975.84/13,466.15 = 7,995.36/x
  3. Step 3: Cross multiply
    8,975.84x = 13,466.15 × 7,995.36
  4. Step 4: Simplify right side
    8,975.84x = 107,666,757.57
  5. Step 5: Solve for x
    x = 107,666,757.57/8,975.84
  6. Step 6: Final answer
    x = 11,995.18

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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.