Home / 2,715.34-4,073.01-984.10

Finding the Fourth Proportional to 2,715.34, 4,073.01 and 984.10

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Solution

The fourth proportional to 2,715.34, 4,073.01 and 984.10 is: 1,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.34 : 4,073.01 = 984.10 : x
  2. Step 2: Convert to fraction form
    2,715.34/4,073.01 = 984.10/x
  3. Step 3: Cross multiply
    2,715.34x = 4,073.01 × 984.10
  4. Step 4: Simplify right side
    2,715.34x = 4,008,249.14
  5. Step 5: Solve for x
    x = 4,008,249.14/2,715.34
  6. Step 6: Final answer
    x = 1,476.15

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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.