Home / 1,541.33-2,311.99-1,053.17

Finding the Fourth Proportional to 1,541.33, 2,311.99 and 1,053.17

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Solution

The fourth proportional to 1,541.33, 2,311.99 and 1,053.17 is: 1,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.33 : 2,311.99 = 1,053.17 : x
  2. Step 2: Convert to fraction form
    1,541.33/2,311.99 = 1,053.17/x
  3. Step 3: Cross multiply
    1,541.33x = 2,311.99 × 1,053.17
  4. Step 4: Simplify right side
    1,541.33x = 2,434,904.32
  5. Step 5: Solve for x
    x = 2,434,904.32/1,541.33
  6. Step 6: Final answer
    x = 1,579.75

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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.