Home / 3,074.76-4,594.32-2,520.72

Finding the Fourth Proportional to 3,074.76, 4,594.32 and 2,520.72

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Solution

The fourth proportional to 3,074.76, 4,594.32 and 2,520.72 is: 3,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.76 : 4,594.32 = 2,520.72 : x
  2. Step 2: Convert to fraction form
    3,074.76/4,594.32 = 2,520.72/x
  3. Step 3: Cross multiply
    3,074.76x = 4,594.32 × 2,520.72
  4. Step 4: Simplify right side
    3,074.76x = 11,580,994.31
  5. Step 5: Solve for x
    x = 11,580,994.31/3,074.76
  6. Step 6: Final answer
    x = 3,766.47

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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.