Home / 3,535.02-5,297.13-2,802.78

Finding the Fourth Proportional to 3,535.02, 5,297.13 and 2,802.78

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Solution

The fourth proportional to 3,535.02, 5,297.13 and 2,802.78 is: 4,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.02 : 5,297.13 = 2,802.78 : x
  2. Step 2: Convert to fraction form
    3,535.02/5,297.13 = 2,802.78/x
  3. Step 3: Cross multiply
    3,535.02x = 5,297.13 × 2,802.78
  4. Step 4: Simplify right side
    3,535.02x = 14,846,690.02
  5. Step 5: Solve for x
    x = 14,846,690.02/3,535.02
  6. Step 6: Final answer
    x = 4,199.89

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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.