Home / 8,662.23-11,948.85-5,124.76

Finding the Fourth Proportional to 8,662.23, 11,948.85 and 5,124.76

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Solution

The fourth proportional to 8,662.23, 11,948.85 and 5,124.76 is: 7,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662.23 : 11,948.85 = 5,124.76 : x
  2. Step 2: Convert to fraction form
    8,662.23/11,948.85 = 5,124.76/x
  3. Step 3: Cross multiply
    8,662.23x = 11,948.85 × 5,124.76
  4. Step 4: Simplify right side
    8,662.23x = 61,234,958.65
  5. Step 5: Solve for x
    x = 61,234,958.65/8,662.23
  6. Step 6: Final answer
    x = 7,069.19

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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.