Home / 4,191.40-5,783.94-2,328.52

Finding the Fourth Proportional to 4,191.40, 5,783.94 and 2,328.52

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Solution

The fourth proportional to 4,191.40, 5,783.94 and 2,328.52 is: 3,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.40 : 5,783.94 = 2,328.52 : x
  2. Step 2: Convert to fraction form
    4,191.40/5,783.94 = 2,328.52/x
  3. Step 3: Cross multiply
    4,191.40x = 5,783.94 × 2,328.52
  4. Step 4: Simplify right side
    4,191.40x = 13,468,019.97
  5. Step 5: Solve for x
    x = 13,468,019.97/4,191.40
  6. Step 6: Final answer
    x = 3,213.25

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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.