Home / 8,227.34-11,352.84-4,870.29

Finding the Fourth Proportional to 8,227.34, 11,352.84 and 4,870.29

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Solution

The fourth proportional to 8,227.34, 11,352.84 and 4,870.29 is: 6,720.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.34 : 11,352.84 = 4,870.29 : x
  2. Step 2: Convert to fraction form
    8,227.34/11,352.84 = 4,870.29/x
  3. Step 3: Cross multiply
    8,227.34x = 11,352.84 × 4,870.29
  4. Step 4: Simplify right side
    8,227.34x = 55,291,623.12
  5. Step 5: Solve for x
    x = 55,291,623.12/8,227.34
  6. Step 6: Final answer
    x = 6,720.48

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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.