Home / 4,612.98-6,920.20-2,391.12

Finding the Fourth Proportional to 4,612.98, 6,920.20 and 2,391.12

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Solution

The fourth proportional to 4,612.98, 6,920.20 and 2,391.12 is: 3,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.98 : 6,920.20 = 2,391.12 : x
  2. Step 2: Convert to fraction form
    4,612.98/6,920.20 = 2,391.12/x
  3. Step 3: Cross multiply
    4,612.98x = 6,920.20 × 2,391.12
  4. Step 4: Simplify right side
    4,612.98x = 16,547,028.62
  5. Step 5: Solve for x
    x = 16,547,028.62/4,612.98
  6. Step 6: Final answer
    x = 3,587.06

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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.