Home / 4,300.89-6,421.89-3,853.26

Finding the Fourth Proportional to 4,300.89, 6,421.89 and 3,853.26

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Solution

The fourth proportional to 4,300.89, 6,421.89 and 3,853.26 is: 5,753.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.89 : 6,421.89 = 3,853.26 : x
  2. Step 2: Convert to fraction form
    4,300.89/6,421.89 = 3,853.26/x
  3. Step 3: Cross multiply
    4,300.89x = 6,421.89 × 3,853.26
  4. Step 4: Simplify right side
    4,300.89x = 24,745,211.86
  5. Step 5: Solve for x
    x = 24,745,211.86/4,300.89
  6. Step 6: Final answer
    x = 5,753.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.