Home / 10,860.91-16,283.39-3,461.11

Finding the Fourth Proportional to 10,860.91, 16,283.39 and 3,461.11

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Solution

The fourth proportional to 10,860.91, 16,283.39 and 3,461.11 is: 5,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.91 : 16,283.39 = 3,461.11 : x
  2. Step 2: Convert to fraction form
    10,860.91/16,283.39 = 3,461.11/x
  3. Step 3: Cross multiply
    10,860.91x = 16,283.39 × 3,461.11
  4. Step 4: Simplify right side
    10,860.91x = 56,358,603.96
  5. Step 5: Solve for x
    x = 56,358,603.96/10,860.91
  6. Step 6: Final answer
    x = 5,189.12

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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.