Home / 1,529.56-2,107.92-1,501.48

Finding the Fourth Proportional to 1,529.56, 2,107.92 and 1,501.48

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Solution

The fourth proportional to 1,529.56, 2,107.92 and 1,501.48 is: 2,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.56 : 2,107.92 = 1,501.48 : x
  2. Step 2: Convert to fraction form
    1,529.56/2,107.92 = 1,501.48/x
  3. Step 3: Cross multiply
    1,529.56x = 2,107.92 × 1,501.48
  4. Step 4: Simplify right side
    1,529.56x = 3,164,999.72
  5. Step 5: Solve for x
    x = 3,164,999.72/1,529.56
  6. Step 6: Final answer
    x = 2,069.22

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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.