Home / 10,859.19-16,308.84-6,503.41

Finding the Fourth Proportional to 10,859.19, 16,308.84 and 6,503.41

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Solution

The fourth proportional to 10,859.19, 16,308.84 and 6,503.41 is: 9,767.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859.19 : 16,308.84 = 6,503.41 : x
  2. Step 2: Convert to fraction form
    10,859.19/16,308.84 = 6,503.41/x
  3. Step 3: Cross multiply
    10,859.19x = 16,308.84 × 6,503.41
  4. Step 4: Simplify right side
    10,859.19x = 106,063,163.79
  5. Step 5: Solve for x
    x = 106,063,163.79/10,859.19
  6. Step 6: Final answer
    x = 9,767.13

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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.