Home / 4,590.84-6,892.74-2,920.62

Finding the Fourth Proportional to 4,590.84, 6,892.74 and 2,920.62

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Solution

The fourth proportional to 4,590.84, 6,892.74 and 2,920.62 is: 4,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.84 : 6,892.74 = 2,920.62 : x
  2. Step 2: Convert to fraction form
    4,590.84/6,892.74 = 2,920.62/x
  3. Step 3: Cross multiply
    4,590.84x = 6,892.74 × 2,920.62
  4. Step 4: Simplify right side
    4,590.84x = 20,131,074.30
  5. Step 5: Solve for x
    x = 20,131,074.30/4,590.84
  6. Step 6: Final answer
    x = 4,385.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.