Home / 8,959.32-13,443.93-3,698.19

Finding the Fourth Proportional to 8,959.32, 13,443.93 and 3,698.19

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Solution

The fourth proportional to 8,959.32, 13,443.93 and 3,698.19 is: 5,549.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959.32 : 13,443.93 = 3,698.19 : x
  2. Step 2: Convert to fraction form
    8,959.32/13,443.93 = 3,698.19/x
  3. Step 3: Cross multiply
    8,959.32x = 13,443.93 × 3,698.19
  4. Step 4: Simplify right side
    8,959.32x = 49,718,207.49
  5. Step 5: Solve for x
    x = 49,718,207.49/8,959.32
  6. Step 6: Final answer
    x = 5,549.33

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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.