Home / 11,566.42-17,349.78-4,070.21

Finding the Fourth Proportional to 11,566.42, 17,349.78 and 4,070.21

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Solution

The fourth proportional to 11,566.42, 17,349.78 and 4,070.21 is: 6,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.42 : 17,349.78 = 4,070.21 : x
  2. Step 2: Convert to fraction form
    11,566.42/17,349.78 = 4,070.21/x
  3. Step 3: Cross multiply
    11,566.42x = 17,349.78 × 4,070.21
  4. Step 4: Simplify right side
    11,566.42x = 70,617,140.95
  5. Step 5: Solve for x
    x = 70,617,140.95/11,566.42
  6. Step 6: Final answer
    x = 6,105.36

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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.