Home / 10,344.36-14,267.90-6,367.64

Finding the Fourth Proportional to 10,344.36, 14,267.90 and 6,367.64

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Solution

The fourth proportional to 10,344.36, 14,267.90 and 6,367.64 is: 8,782.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.36 : 14,267.90 = 6,367.64 : x
  2. Step 2: Convert to fraction form
    10,344.36/14,267.90 = 6,367.64/x
  3. Step 3: Cross multiply
    10,344.36x = 14,267.90 × 6,367.64
  4. Step 4: Simplify right side
    10,344.36x = 90,852,850.76
  5. Step 5: Solve for x
    x = 90,852,850.76/10,344.36
  6. Step 6: Final answer
    x = 8,782.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.