Home / 8,838.21-13,223.96-5,267.13

Finding the Fourth Proportional to 8,838.21, 13,223.96 and 5,267.13

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Solution

The fourth proportional to 8,838.21, 13,223.96 and 5,267.13 is: 7,880.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.21 : 13,223.96 = 5,267.13 : x
  2. Step 2: Convert to fraction form
    8,838.21/13,223.96 = 5,267.13/x
  3. Step 3: Cross multiply
    8,838.21x = 13,223.96 × 5,267.13
  4. Step 4: Simplify right side
    8,838.21x = 69,652,260.26
  5. Step 5: Solve for x
    x = 69,652,260.26/8,838.21
  6. Step 6: Final answer
    x = 7,880.81

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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.