Home / 2,401.12-3,313.73-1,339.22

Finding the Fourth Proportional to 2,401.12, 3,313.73 and 1,339.22

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Solution

The fourth proportional to 2,401.12, 3,313.73 and 1,339.22 is: 1,848.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.12 : 3,313.73 = 1,339.22 : x
  2. Step 2: Convert to fraction form
    2,401.12/3,313.73 = 1,339.22/x
  3. Step 3: Cross multiply
    2,401.12x = 3,313.73 × 1,339.22
  4. Step 4: Simplify right side
    2,401.12x = 4,437,830.48
  5. Step 5: Solve for x
    x = 4,437,830.48/2,401.12
  6. Step 6: Final answer
    x = 1,848.24

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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.