Home / 8,698.13-11,994.57-7,443.34

Finding the Fourth Proportional to 8,698.13, 11,994.57 and 7,443.34

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Solution

The fourth proportional to 8,698.13, 11,994.57 and 7,443.34 is: 10,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.13 : 11,994.57 = 7,443.34 : x
  2. Step 2: Convert to fraction form
    8,698.13/11,994.57 = 7,443.34/x
  3. Step 3: Cross multiply
    8,698.13x = 11,994.57 × 7,443.34
  4. Step 4: Simplify right side
    8,698.13x = 89,279,662.66
  5. Step 5: Solve for x
    x = 89,279,662.66/8,698.13
  6. Step 6: Final answer
    x = 10,264.24

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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.