Home / 7,867.56-11,805.18-4,947.24

Finding the Fourth Proportional to 7,867.56, 11,805.18 and 4,947.24

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Solution

The fourth proportional to 7,867.56, 11,805.18 and 4,947.24 is: 7,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.56 : 11,805.18 = 4,947.24 : x
  2. Step 2: Convert to fraction form
    7,867.56/11,805.18 = 4,947.24/x
  3. Step 3: Cross multiply
    7,867.56x = 11,805.18 × 4,947.24
  4. Step 4: Simplify right side
    7,867.56x = 58,403,058.70
  5. Step 5: Solve for x
    x = 58,403,058.70/7,867.56
  6. Step 6: Final answer
    x = 7,423.27

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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.