Home / 9,053.15-13,579.70-2,479.84

Finding the Fourth Proportional to 9,053.15, 13,579.70 and 2,479.84

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Solution

The fourth proportional to 9,053.15, 13,579.70 and 2,479.84 is: 3,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,053.15 : 13,579.70 = 2,479.84 : x
  2. Step 2: Convert to fraction form
    9,053.15/13,579.70 = 2,479.84/x
  3. Step 3: Cross multiply
    9,053.15x = 13,579.70 × 2,479.84
  4. Step 4: Simplify right side
    9,053.15x = 33,675,436.90
  5. Step 5: Solve for x
    x = 33,675,436.90/9,053.15
  6. Step 6: Final answer
    x = 3,719.75

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1.5x scale

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.