Home / 3,535.77-4,879.53-1,963.87

Finding the Fourth Proportional to 3,535.77, 4,879.53 and 1,963.87

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Solution

The fourth proportional to 3,535.77, 4,879.53 and 1,963.87 is: 2,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.77 : 4,879.53 = 1,963.87 : x
  2. Step 2: Convert to fraction form
    3,535.77/4,879.53 = 1,963.87/x
  3. Step 3: Cross multiply
    3,535.77x = 4,879.53 × 1,963.87
  4. Step 4: Simplify right side
    3,535.77x = 9,582,762.58
  5. Step 5: Solve for x
    x = 9,582,762.58/3,535.77
  6. Step 6: Final answer
    x = 2,710.23

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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.