Home / 1,523.40-2,285.10-1,341.15

Finding the Fourth Proportional to 1,523.40, 2,285.10 and 1,341.15

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Solution

The fourth proportional to 1,523.40, 2,285.10 and 1,341.15 is: 2,011.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.40 : 2,285.10 = 1,341.15 : x
  2. Step 2: Convert to fraction form
    1,523.40/2,285.10 = 1,341.15/x
  3. Step 3: Cross multiply
    1,523.40x = 2,285.10 × 1,341.15
  4. Step 4: Simplify right side
    1,523.40x = 3,064,661.87
  5. Step 5: Solve for x
    x = 3,064,661.87/1,523.40
  6. Step 6: Final answer
    x = 2,011.73

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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.