Home / 11,307.46-16,968.69-4,649.41

Finding the Fourth Proportional to 11,307.46, 16,968.69 and 4,649.41

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Solution

The fourth proportional to 11,307.46, 16,968.69 and 4,649.41 is: 6,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.46 : 16,968.69 = 4,649.41 : x
  2. Step 2: Convert to fraction form
    11,307.46/16,968.69 = 4,649.41/x
  3. Step 3: Cross multiply
    11,307.46x = 16,968.69 × 4,649.41
  4. Step 4: Simplify right side
    11,307.46x = 78,894,396.97
  5. Step 5: Solve for x
    x = 78,894,396.97/11,307.46
  6. Step 6: Final answer
    x = 6,977.20

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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.