Home / 4,290.07-5,920.17-2,401.85

Finding the Fourth Proportional to 4,290.07, 5,920.17 and 2,401.85

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Solution

The fourth proportional to 4,290.07, 5,920.17 and 2,401.85 is: 3,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.07 : 5,920.17 = 2,401.85 : x
  2. Step 2: Convert to fraction form
    4,290.07/5,920.17 = 2,401.85/x
  3. Step 3: Cross multiply
    4,290.07x = 5,920.17 × 2,401.85
  4. Step 4: Simplify right side
    4,290.07x = 14,219,354.31
  5. Step 5: Solve for x
    x = 14,219,354.31/4,290.07
  6. Step 6: Final answer
    x = 3,314.48

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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.