Home / 3,590.88-4,955.32-1,997.53

Finding the Fourth Proportional to 3,590.88, 4,955.32 and 1,997.53

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Solution

The fourth proportional to 3,590.88, 4,955.32 and 1,997.53 is: 2,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.88 : 4,955.32 = 1,997.53 : x
  2. Step 2: Convert to fraction form
    3,590.88/4,955.32 = 1,997.53/x
  3. Step 3: Cross multiply
    3,590.88x = 4,955.32 × 1,997.53
  4. Step 4: Simplify right side
    3,590.88x = 9,898,400.36
  5. Step 5: Solve for x
    x = 9,898,400.36/3,590.88
  6. Step 6: Final answer
    x = 2,756.54

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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.