Home / 7,394.40-10,204.29-4,037.21

Finding the Fourth Proportional to 7,394.40, 10,204.29 and 4,037.21

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Solution

The fourth proportional to 7,394.40, 10,204.29 and 4,037.21 is: 5,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.40 : 10,204.29 = 4,037.21 : x
  2. Step 2: Convert to fraction form
    7,394.40/10,204.29 = 4,037.21/x
  3. Step 3: Cross multiply
    7,394.40x = 10,204.29 × 4,037.21
  4. Step 4: Simplify right side
    7,394.40x = 41,196,872.00
  5. Step 5: Solve for x
    x = 41,196,872.00/7,394.40
  6. Step 6: Final answer
    x = 5,571.36

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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.