Home / 7,109.55-10,657.83-4,029.39

Finding the Fourth Proportional to 7,109.55, 10,657.83 and 4,029.39

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Solution

The fourth proportional to 7,109.55, 10,657.83 and 4,029.39 is: 6,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109.55 : 10,657.83 = 4,029.39 : x
  2. Step 2: Convert to fraction form
    7,109.55/10,657.83 = 4,029.39/x
  3. Step 3: Cross multiply
    7,109.55x = 10,657.83 × 4,029.39
  4. Step 4: Simplify right side
    7,109.55x = 42,944,553.62
  5. Step 5: Solve for x
    x = 42,944,553.62/7,109.55
  6. Step 6: Final answer
    x = 6,040.40

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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.