Home / 8,738.48-12,058.88-4,759.36

Finding the Fourth Proportional to 8,738.48, 12,058.88 and 4,759.36

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Solution

The fourth proportional to 8,738.48, 12,058.88 and 4,759.36 is: 6,567.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.48 : 12,058.88 = 4,759.36 : x
  2. Step 2: Convert to fraction form
    8,738.48/12,058.88 = 4,759.36/x
  3. Step 3: Cross multiply
    8,738.48x = 12,058.88 × 4,759.36
  4. Step 4: Simplify right side
    8,738.48x = 57,392,497.17
  5. Step 5: Solve for x
    x = 57,392,497.17/8,738.48
  6. Step 6: Final answer
    x = 6,567.79

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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.