Home / 3,148.45-4,345.48-2,401.07

Finding the Fourth Proportional to 3,148.45, 4,345.48 and 2,401.07

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Solution

The fourth proportional to 3,148.45, 4,345.48 and 2,401.07 is: 3,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.45 : 4,345.48 = 2,401.07 : x
  2. Step 2: Convert to fraction form
    3,148.45/4,345.48 = 2,401.07/x
  3. Step 3: Cross multiply
    3,148.45x = 4,345.48 × 2,401.07
  4. Step 4: Simplify right side
    3,148.45x = 10,433,801.66
  5. Step 5: Solve for x
    x = 10,433,801.66/3,148.45
  6. Step 6: Final answer
    x = 3,313.95

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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.