Home / 4,520.90-6,784.08-2,331.17

Finding the Fourth Proportional to 4,520.90, 6,784.08 and 2,331.17

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Solution

The fourth proportional to 4,520.90, 6,784.08 and 2,331.17 is: 3,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.90 : 6,784.08 = 2,331.17 : x
  2. Step 2: Convert to fraction form
    4,520.90/6,784.08 = 2,331.17/x
  3. Step 3: Cross multiply
    4,520.90x = 6,784.08 × 2,331.17
  4. Step 4: Simplify right side
    4,520.90x = 15,814,809.85
  5. Step 5: Solve for x
    x = 15,814,809.85/4,520.90
  6. Step 6: Final answer
    x = 3,498.16

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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.