Home / 2,404.10-3,606.15-2,185.40

Finding the Fourth Proportional to 2,404.10, 3,606.15 and 2,185.40

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Solution

The fourth proportional to 2,404.10, 3,606.15 and 2,185.40 is: 3,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,404.10 : 3,606.15 = 2,185.40 : x
  2. Step 2: Convert to fraction form
    2,404.10/3,606.15 = 2,185.40/x
  3. Step 3: Cross multiply
    2,404.10x = 3,606.15 × 2,185.40
  4. Step 4: Simplify right side
    2,404.10x = 7,880,880.21
  5. Step 5: Solve for x
    x = 7,880,880.21/2,404.10
  6. Step 6: Final answer
    x = 3,278.10

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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.