Home / 3,592.09-5,388.63-1,127.08

Finding the Fourth Proportional to 3,592.09, 5,388.63 and 1,127.08

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Solution

The fourth proportional to 3,592.09, 5,388.63 and 1,127.08 is: 1,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.09 : 5,388.63 = 1,127.08 : x
  2. Step 2: Convert to fraction form
    3,592.09/5,388.63 = 1,127.08/x
  3. Step 3: Cross multiply
    3,592.09x = 5,388.63 × 1,127.08
  4. Step 4: Simplify right side
    3,592.09x = 6,073,417.10
  5. Step 5: Solve for x
    x = 6,073,417.10/3,592.09
  6. Step 6: Final answer
    x = 1,690.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.