Home / 3,803.33-5,248.55-2,124.90

Finding the Fourth Proportional to 3,803.33, 5,248.55 and 2,124.90

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Solution

The fourth proportional to 3,803.33, 5,248.55 and 2,124.90 is: 2,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.33 : 5,248.55 = 2,124.90 : x
  2. Step 2: Convert to fraction form
    3,803.33/5,248.55 = 2,124.90/x
  3. Step 3: Cross multiply
    3,803.33x = 5,248.55 × 2,124.90
  4. Step 4: Simplify right side
    3,803.33x = 11,152,643.90
  5. Step 5: Solve for x
    x = 11,152,643.90/3,803.33
  6. Step 6: Final answer
    x = 2,932.34

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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.