Home / 7,297.81-10,067.36-4,312.20

Finding the Fourth Proportional to 7,297.81, 10,067.36 and 4,312.20

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Solution

The fourth proportional to 7,297.81, 10,067.36 and 4,312.20 is: 5,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,297.81 : 10,067.36 = 4,312.20 : x
  2. Step 2: Convert to fraction form
    7,297.81/10,067.36 = 4,312.20/x
  3. Step 3: Cross multiply
    7,297.81x = 10,067.36 × 4,312.20
  4. Step 4: Simplify right side
    7,297.81x = 43,412,469.79
  5. Step 5: Solve for x
    x = 43,412,469.79/7,297.81
  6. Step 6: Final answer
    x = 5,948.70

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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.