Home / 10,910.46-16,368.36-3,515.74

Finding the Fourth Proportional to 10,910.46, 16,368.36 and 3,515.74

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Solution

The fourth proportional to 10,910.46, 16,368.36 and 3,515.74 is: 5,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,910.46 : 16,368.36 = 3,515.74 : x
  2. Step 2: Convert to fraction form
    10,910.46/16,368.36 = 3,515.74/x
  3. Step 3: Cross multiply
    10,910.46x = 16,368.36 × 3,515.74
  4. Step 4: Simplify right side
    10,910.46x = 57,546,897.99
  5. Step 5: Solve for x
    x = 57,546,897.99/10,910.46
  6. Step 6: Final answer
    x = 5,274.47

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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.