Home / 7,331.36-10,119.57-5,063.87

Finding the Fourth Proportional to 7,331.36, 10,119.57 and 5,063.87

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Solution

The fourth proportional to 7,331.36, 10,119.57 and 5,063.87 is: 6,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.36 : 10,119.57 = 5,063.87 : x
  2. Step 2: Convert to fraction form
    7,331.36/10,119.57 = 5,063.87/x
  3. Step 3: Cross multiply
    7,331.36x = 10,119.57 × 5,063.87
  4. Step 4: Simplify right side
    7,331.36x = 51,244,136.34
  5. Step 5: Solve for x
    x = 51,244,136.34/7,331.36
  6. Step 6: Final answer
    x = 6,989.72

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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.