Home / 3,534.79-4,879.68-2,210.44

Finding the Fourth Proportional to 3,534.79, 4,879.68 and 2,210.44

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Solution

The fourth proportional to 3,534.79, 4,879.68 and 2,210.44 is: 3,051.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.79 : 4,879.68 = 2,210.44 : x
  2. Step 2: Convert to fraction form
    3,534.79/4,879.68 = 2,210.44/x
  3. Step 3: Cross multiply
    3,534.79x = 4,879.68 × 2,210.44
  4. Step 4: Simplify right side
    3,534.79x = 10,786,239.86
  5. Step 5: Solve for x
    x = 10,786,239.86/3,534.79
  6. Step 6: Final answer
    x = 3,051.45

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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.