Home / 2,592.60-3,571.74-1,805.28

Finding the Fourth Proportional to 2,592.60, 3,571.74 and 1,805.28

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Solution

The fourth proportional to 2,592.60, 3,571.74 and 1,805.28 is: 2,487.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592.60 : 3,571.74 = 1,805.28 : x
  2. Step 2: Convert to fraction form
    2,592.60/3,571.74 = 1,805.28/x
  3. Step 3: Cross multiply
    2,592.60x = 3,571.74 × 1,805.28
  4. Step 4: Simplify right side
    2,592.60x = 6,447,990.79
  5. Step 5: Solve for x
    x = 6,447,990.79/2,592.60
  6. Step 6: Final answer
    x = 2,487.08

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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.