Home / 4,001.13-5,518.94-2,430.14

Finding the Fourth Proportional to 4,001.13, 5,518.94 and 2,430.14

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Solution

The fourth proportional to 4,001.13, 5,518.94 and 2,430.14 is: 3,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.13 : 5,518.94 = 2,430.14 : x
  2. Step 2: Convert to fraction form
    4,001.13/5,518.94 = 2,430.14/x
  3. Step 3: Cross multiply
    4,001.13x = 5,518.94 × 2,430.14
  4. Step 4: Simplify right side
    4,001.13x = 13,411,757.11
  5. Step 5: Solve for x
    x = 13,411,757.11/4,001.13
  6. Step 6: Final answer
    x = 3,351.99

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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.