Home / 8,947.54-13,399.35-7,377.94

Finding the Fourth Proportional to 8,947.54, 13,399.35 and 7,377.94

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Solution

The fourth proportional to 8,947.54, 13,399.35 and 7,377.94 is: 11,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.54 : 13,399.35 = 7,377.94 : x
  2. Step 2: Convert to fraction form
    8,947.54/13,399.35 = 7,377.94/x
  3. Step 3: Cross multiply
    8,947.54x = 13,399.35 × 7,377.94
  4. Step 4: Simplify right side
    8,947.54x = 98,859,600.34
  5. Step 5: Solve for x
    x = 98,859,600.34/8,947.54
  6. Step 6: Final answer
    x = 11,048.80

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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.