Home / 3,308.14-4,565.65-1,910.89

Finding the Fourth Proportional to 3,308.14, 4,565.65 and 1,910.89

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Solution

The fourth proportional to 3,308.14, 4,565.65 and 1,910.89 is: 2,637.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.14 : 4,565.65 = 1,910.89 : x
  2. Step 2: Convert to fraction form
    3,308.14/4,565.65 = 1,910.89/x
  3. Step 3: Cross multiply
    3,308.14x = 4,565.65 × 1,910.89
  4. Step 4: Simplify right side
    3,308.14x = 8,724,432.10
  5. Step 5: Solve for x
    x = 8,724,432.10/3,308.14
  6. Step 6: Final answer
    x = 2,637.27

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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.