Home / 4,070.59-6,105.88-1,109.03

Finding the Fourth Proportional to 4,070.59, 6,105.88 and 1,109.03

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Solution

The fourth proportional to 4,070.59, 6,105.88 and 1,109.03 is: 1,663.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.59 : 6,105.88 = 1,109.03 : x
  2. Step 2: Convert to fraction form
    4,070.59/6,105.88 = 1,109.03/x
  3. Step 3: Cross multiply
    4,070.59x = 6,105.88 × 1,109.03
  4. Step 4: Simplify right side
    4,070.59x = 6,771,574.95
  5. Step 5: Solve for x
    x = 6,771,574.95/4,070.59
  6. Step 6: Final answer
    x = 1,663.54

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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.