Home / 8,744.32-13,118.30-2,900.51

Finding the Fourth Proportional to 8,744.32, 13,118.30 and 2,900.51

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Solution

The fourth proportional to 8,744.32, 13,118.30 and 2,900.51 is: 4,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.32 : 13,118.30 = 2,900.51 : x
  2. Step 2: Convert to fraction form
    8,744.32/13,118.30 = 2,900.51/x
  3. Step 3: Cross multiply
    8,744.32x = 13,118.30 × 2,900.51
  4. Step 4: Simplify right side
    8,744.32x = 38,049,680.24
  5. Step 5: Solve for x
    x = 38,049,680.24/8,744.32
  6. Step 6: Final answer
    x = 4,351.36

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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.