Home / 2,049.40-3,064.68-1,529.74

Finding the Fourth Proportional to 2,049.40, 3,064.68 and 1,529.74

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Solution

The fourth proportional to 2,049.40, 3,064.68 and 1,529.74 is: 2,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.40 : 3,064.68 = 1,529.74 : x
  2. Step 2: Convert to fraction form
    2,049.40/3,064.68 = 1,529.74/x
  3. Step 3: Cross multiply
    2,049.40x = 3,064.68 × 1,529.74
  4. Step 4: Simplify right side
    2,049.40x = 4,688,163.58
  5. Step 5: Solve for x
    x = 4,688,163.58/2,049.40
  6. Step 6: Final answer
    x = 2,287.58

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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.