Home / 2,520.22-3,477.51-1,401.14

Finding the Fourth Proportional to 2,520.22, 3,477.51 and 1,401.14

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Solution

The fourth proportional to 2,520.22, 3,477.51 and 1,401.14 is: 1,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.22 : 3,477.51 = 1,401.14 : x
  2. Step 2: Convert to fraction form
    2,520.22/3,477.51 = 1,401.14/x
  3. Step 3: Cross multiply
    2,520.22x = 3,477.51 × 1,401.14
  4. Step 4: Simplify right side
    2,520.22x = 4,872,478.36
  5. Step 5: Solve for x
    x = 4,872,478.36/2,520.22
  6. Step 6: Final answer
    x = 1,933.35

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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.