Home / 2,401.08-3,580.88-2,345.20

Finding the Fourth Proportional to 2,401.08, 3,580.88 and 2,345.20

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Solution

The fourth proportional to 2,401.08, 3,580.88 and 2,345.20 is: 3,497.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.08 : 3,580.88 = 2,345.20 : x
  2. Step 2: Convert to fraction form
    2,401.08/3,580.88 = 2,345.20/x
  3. Step 3: Cross multiply
    2,401.08x = 3,580.88 × 2,345.20
  4. Step 4: Simplify right side
    2,401.08x = 8,397,879.78
  5. Step 5: Solve for x
    x = 8,397,879.78/2,401.08
  6. Step 6: Final answer
    x = 3,497.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.