Home / 2,419.13-3,630.08-2,013.19

Finding the Fourth Proportional to 2,419.13, 3,630.08 and 2,013.19

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Solution

The fourth proportional to 2,419.13, 3,630.08 and 2,013.19 is: 3,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.13 : 3,630.08 = 2,013.19 : x
  2. Step 2: Convert to fraction form
    2,419.13/3,630.08 = 2,013.19/x
  3. Step 3: Cross multiply
    2,419.13x = 3,630.08 × 2,013.19
  4. Step 4: Simplify right side
    2,419.13x = 7,308,036.71
  5. Step 5: Solve for x
    x = 7,308,036.71/2,419.13
  6. Step 6: Final answer
    x = 3,020.93

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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.