Home / 7,042.55-10,559.70-4,114.69

Finding the Fourth Proportional to 7,042.55, 10,559.70 and 4,114.69

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Solution

The fourth proportional to 7,042.55, 10,559.70 and 4,114.69 is: 6,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.55 : 10,559.70 = 4,114.69 : x
  2. Step 2: Convert to fraction form
    7,042.55/10,559.70 = 4,114.69/x
  3. Step 3: Cross multiply
    7,042.55x = 10,559.70 × 4,114.69
  4. Step 4: Simplify right side
    7,042.55x = 43,449,865.59
  5. Step 5: Solve for x
    x = 43,449,865.59/7,042.55
  6. Step 6: Final answer
    x = 6,169.63

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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.