Home / 5,001.42-6,900.30-3,011.22

Finding the Fourth Proportional to 5,001.42, 6,900.30 and 3,011.22

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Solution

The fourth proportional to 5,001.42, 6,900.30 and 3,011.22 is: 4,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.42 : 6,900.30 = 3,011.22 : x
  2. Step 2: Convert to fraction form
    5,001.42/6,900.30 = 3,011.22/x
  3. Step 3: Cross multiply
    5,001.42x = 6,900.30 × 3,011.22
  4. Step 4: Simplify right side
    5,001.42x = 20,778,321.37
  5. Step 5: Solve for x
    x = 20,778,321.37/5,001.42
  6. Step 6: Final answer
    x = 4,154.48

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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.