Home / 8,889.53-13,334.30-2,315.70

Finding the Fourth Proportional to 8,889.53, 13,334.30 and 2,315.70

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Solution

The fourth proportional to 8,889.53, 13,334.30 and 2,315.70 is: 3,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.53 : 13,334.30 = 2,315.70 : x
  2. Step 2: Convert to fraction form
    8,889.53/13,334.30 = 2,315.70/x
  3. Step 3: Cross multiply
    8,889.53x = 13,334.30 × 2,315.70
  4. Step 4: Simplify right side
    8,889.53x = 30,878,238.51
  5. Step 5: Solve for x
    x = 30,878,238.51/8,889.53
  6. Step 6: Final answer
    x = 3,473.55

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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.