Home / 4,420.59-6,630.88-2,079.13

Finding the Fourth Proportional to 4,420.59, 6,630.88 and 2,079.13

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Solution

The fourth proportional to 4,420.59, 6,630.88 and 2,079.13 is: 3,118.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.59 : 6,630.88 = 2,079.13 : x
  2. Step 2: Convert to fraction form
    4,420.59/6,630.88 = 2,079.13/x
  3. Step 3: Cross multiply
    4,420.59x = 6,630.88 × 2,079.13
  4. Step 4: Simplify right side
    4,420.59x = 13,786,461.53
  5. Step 5: Solve for x
    x = 13,786,461.53/4,420.59
  6. Step 6: Final answer
    x = 3,118.69

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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.