Home / 4,420.56-6,100.95-2,853.21

Finding the Fourth Proportional to 4,420.56, 6,100.95 and 2,853.21

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Solution

The fourth proportional to 4,420.56, 6,100.95 and 2,853.21 is: 3,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.56 : 6,100.95 = 2,853.21 : x
  2. Step 2: Convert to fraction form
    4,420.56/6,100.95 = 2,853.21/x
  3. Step 3: Cross multiply
    4,420.56x = 6,100.95 × 2,853.21
  4. Step 4: Simplify right side
    4,420.56x = 17,407,291.55
  5. Step 5: Solve for x
    x = 17,407,291.55/4,420.56
  6. Step 6: Final answer
    x = 3,937.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.