Home / 8,962.23-12,373.41-5,776.65

Finding the Fourth Proportional to 8,962.23, 12,373.41 and 5,776.65

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Solution

The fourth proportional to 8,962.23, 12,373.41 and 5,776.65 is: 7,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.23 : 12,373.41 = 5,776.65 : x
  2. Step 2: Convert to fraction form
    8,962.23/12,373.41 = 5,776.65/x
  3. Step 3: Cross multiply
    8,962.23x = 12,373.41 × 5,776.65
  4. Step 4: Simplify right side
    8,962.23x = 71,476,858.88
  5. Step 5: Solve for x
    x = 71,476,858.88/8,962.23
  6. Step 6: Final answer
    x = 7,975.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.