Home / 2,398.10-3,598.68-2,217.74

Finding the Fourth Proportional to 2,398.10, 3,598.68 and 2,217.74

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Solution

The fourth proportional to 2,398.10, 3,598.68 and 2,217.74 is: 3,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.10 : 3,598.68 = 2,217.74 : x
  2. Step 2: Convert to fraction form
    2,398.10/3,598.68 = 2,217.74/x
  3. Step 3: Cross multiply
    2,398.10x = 3,598.68 × 2,217.74
  4. Step 4: Simplify right side
    2,398.10x = 7,980,936.58
  5. Step 5: Solve for x
    x = 7,980,936.58/2,398.10
  6. Step 6: Final answer
    x = 3,328.02

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1.5x scale

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.