Home / 3,518.18-4,859.08-2,397.18

Finding the Fourth Proportional to 3,518.18, 4,859.08 and 2,397.18

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Solution

The fourth proportional to 3,518.18, 4,859.08 and 2,397.18 is: 3,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.18 : 4,859.08 = 2,397.18 : x
  2. Step 2: Convert to fraction form
    3,518.18/4,859.08 = 2,397.18/x
  3. Step 3: Cross multiply
    3,518.18x = 4,859.08 × 2,397.18
  4. Step 4: Simplify right side
    3,518.18x = 11,648,089.39
  5. Step 5: Solve for x
    x = 11,648,089.39/3,518.18
  6. Step 6: Final answer
    x = 3,310.83

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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.