Home / 4,001.42-5,522.95-2,430.83

Finding the Fourth Proportional to 4,001.42, 5,522.95 and 2,430.83

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Solution

The fourth proportional to 4,001.42, 5,522.95 and 2,430.83 is: 3,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.42 : 5,522.95 = 2,430.83 : x
  2. Step 2: Convert to fraction form
    4,001.42/5,522.95 = 2,430.83/x
  3. Step 3: Cross multiply
    4,001.42x = 5,522.95 × 2,430.83
  4. Step 4: Simplify right side
    4,001.42x = 13,425,369.39
  5. Step 5: Solve for x
    x = 13,425,369.39/4,001.42
  6. Step 6: Final answer
    x = 3,355.15

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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.