Home / 1,529.53-2,281.43-1,483.40

Finding the Fourth Proportional to 1,529.53, 2,281.43 and 1,483.40

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Solution

The fourth proportional to 1,529.53, 2,281.43 and 1,483.40 is: 2,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.53 : 2,281.43 = 1,483.40 : x
  2. Step 2: Convert to fraction form
    1,529.53/2,281.43 = 1,483.40/x
  3. Step 3: Cross multiply
    1,529.53x = 2,281.43 × 1,483.40
  4. Step 4: Simplify right side
    1,529.53x = 3,384,273.21
  5. Step 5: Solve for x
    x = 3,384,273.21/1,529.53
  6. Step 6: Final answer
    x = 2,212.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.