Home / 2,530.14-3,491.58-1,521.69

Finding the Fourth Proportional to 2,530.14, 3,491.58 and 1,521.69

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Solution

The fourth proportional to 2,530.14, 3,491.58 and 1,521.69 is: 2,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.14 : 3,491.58 = 1,521.69 : x
  2. Step 2: Convert to fraction form
    2,530.14/3,491.58 = 1,521.69/x
  3. Step 3: Cross multiply
    2,530.14x = 3,491.58 × 1,521.69
  4. Step 4: Simplify right side
    2,530.14x = 5,313,102.37
  5. Step 5: Solve for x
    x = 5,313,102.37/2,530.14
  6. Step 6: Final answer
    x = 2,099.92

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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.