Home / 5,230.41-7,213.15-3,554.32

Finding the Fourth Proportional to 5,230.41, 7,213.15 and 3,554.32

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Solution

The fourth proportional to 5,230.41, 7,213.15 and 3,554.32 is: 4,901.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.41 : 7,213.15 = 3,554.32 : x
  2. Step 2: Convert to fraction form
    5,230.41/7,213.15 = 3,554.32/x
  3. Step 3: Cross multiply
    5,230.41x = 7,213.15 × 3,554.32
  4. Step 4: Simplify right side
    5,230.41x = 25,637,825.54
  5. Step 5: Solve for x
    x = 25,637,825.54/5,230.41
  6. Step 6: Final answer
    x = 4,901.69

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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.