Home / 7,370.19-10,173.20-5,011.88

Finding the Fourth Proportional to 7,370.19, 10,173.20 and 5,011.88

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Solution

The fourth proportional to 7,370.19, 10,173.20 and 5,011.88 is: 6,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370.19 : 10,173.20 = 5,011.88 : x
  2. Step 2: Convert to fraction form
    7,370.19/10,173.20 = 5,011.88/x
  3. Step 3: Cross multiply
    7,370.19x = 10,173.20 × 5,011.88
  4. Step 4: Simplify right side
    7,370.19x = 50,986,781.69
  5. Step 5: Solve for x
    x = 50,986,781.69/7,370.19
  6. Step 6: Final answer
    x = 6,917.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.