Home / 3,532.50-5,297.74-1,424.13

Finding the Fourth Proportional to 3,532.50, 5,297.74 and 1,424.13

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Solution

The fourth proportional to 3,532.50, 5,297.74 and 1,424.13 is: 2,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.50 : 5,297.74 = 1,424.13 : x
  2. Step 2: Convert to fraction form
    3,532.50/5,297.74 = 1,424.13/x
  3. Step 3: Cross multiply
    3,532.50x = 5,297.74 × 1,424.13
  4. Step 4: Simplify right side
    3,532.50x = 7,544,666.91
  5. Step 5: Solve for x
    x = 7,544,666.91/3,532.50
  6. Step 6: Final answer
    x = 2,135.78

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1.5x scale

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.