Home / 8,940.32-13,410.25-4,263.63

Finding the Fourth Proportional to 8,940.32, 13,410.25 and 4,263.63

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Solution

The fourth proportional to 8,940.32, 13,410.25 and 4,263.63 is: 6,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.32 : 13,410.25 = 4,263.63 : x
  2. Step 2: Convert to fraction form
    8,940.32/13,410.25 = 4,263.63/x
  3. Step 3: Cross multiply
    8,940.32x = 13,410.25 × 4,263.63
  4. Step 4: Simplify right side
    8,940.32x = 57,176,344.21
  5. Step 5: Solve for x
    x = 57,176,344.21/8,940.32
  6. Step 6: Final answer
    x = 6,395.34

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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.