Home / 2,808.93-4,210.19-1,710.86

Finding the Fourth Proportional to 2,808.93, 4,210.19 and 1,710.86

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Solution

The fourth proportional to 2,808.93, 4,210.19 and 1,710.86 is: 2,564.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.93 : 4,210.19 = 1,710.86 : x
  2. Step 2: Convert to fraction form
    2,808.93/4,210.19 = 1,710.86/x
  3. Step 3: Cross multiply
    2,808.93x = 4,210.19 × 1,710.86
  4. Step 4: Simplify right side
    2,808.93x = 7,203,037.11
  5. Step 5: Solve for x
    x = 7,203,037.11/2,808.93
  6. Step 6: Final answer
    x = 2,564.33

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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.