Home / 3,592.63-5,389.62-1,126.79

Finding the Fourth Proportional to 3,592.63, 5,389.62 and 1,126.79

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Solution

The fourth proportional to 3,592.63, 5,389.62 and 1,126.79 is: 1,690.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.63 : 5,389.62 = 1,126.79 : x
  2. Step 2: Convert to fraction form
    3,592.63/5,389.62 = 1,126.79/x
  3. Step 3: Cross multiply
    3,592.63x = 5,389.62 × 1,126.79
  4. Step 4: Simplify right side
    3,592.63x = 6,072,947.20
  5. Step 5: Solve for x
    x = 6,072,947.20/3,592.63
  6. Step 6: Final answer
    x = 1,690.39

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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.