Home / 7,384.80-11,073.11-2,453.16

Finding the Fourth Proportional to 7,384.80, 11,073.11 and 2,453.16

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Solution

The fourth proportional to 7,384.80, 11,073.11 and 2,453.16 is: 3,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,384.80 : 11,073.11 = 2,453.16 : x
  2. Step 2: Convert to fraction form
    7,384.80/11,073.11 = 2,453.16/x
  3. Step 3: Cross multiply
    7,384.80x = 11,073.11 × 2,453.16
  4. Step 4: Simplify right side
    7,384.80x = 27,164,098.26
  5. Step 5: Solve for x
    x = 27,164,098.26/7,384.80
  6. Step 6: Final answer
    x = 3,678.38

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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.