Home / 8,707.25-13,058.83-2,784.66

Finding the Fourth Proportional to 8,707.25, 13,058.83 and 2,784.66

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Solution

The fourth proportional to 8,707.25, 13,058.83 and 2,784.66 is: 4,176.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707.25 : 13,058.83 = 2,784.66 : x
  2. Step 2: Convert to fraction form
    8,707.25/13,058.83 = 2,784.66/x
  3. Step 3: Cross multiply
    8,707.25x = 13,058.83 × 2,784.66
  4. Step 4: Simplify right side
    8,707.25x = 36,364,458.41
  5. Step 5: Solve for x
    x = 36,364,458.41/8,707.25
  6. Step 6: Final answer
    x = 4,176.34

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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.