Home / 9,053.13-13,579.98-2,813.18

Finding the Fourth Proportional to 9,053.13, 13,579.98 and 2,813.18

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Solution

The fourth proportional to 9,053.13, 13,579.98 and 2,813.18 is: 4,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,053.13 : 13,579.98 = 2,813.18 : x
  2. Step 2: Convert to fraction form
    9,053.13/13,579.98 = 2,813.18/x
  3. Step 3: Cross multiply
    9,053.13x = 13,579.98 × 2,813.18
  4. Step 4: Simplify right side
    9,053.13x = 38,202,904.74
  5. Step 5: Solve for x
    x = 38,202,904.74/9,053.13
  6. Step 6: Final answer
    x = 4,219.85

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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.