Home / 11,223.46-15,476.87-7,396.10

Finding the Fourth Proportional to 11,223.46, 15,476.87 and 7,396.10

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Solution

The fourth proportional to 11,223.46, 15,476.87 and 7,396.10 is: 10,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.46 : 15,476.87 = 7,396.10 : x
  2. Step 2: Convert to fraction form
    11,223.46/15,476.87 = 7,396.10/x
  3. Step 3: Cross multiply
    11,223.46x = 15,476.87 × 7,396.10
  4. Step 4: Simplify right side
    11,223.46x = 114,468,478.21
  5. Step 5: Solve for x
    x = 114,468,478.21/11,223.46
  6. Step 6: Final answer
    x = 10,199.04

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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.