Home / 4,102.02-6,153.14-1,328.73

Finding the Fourth Proportional to 4,102.02, 6,153.14 and 1,328.73

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Solution

The fourth proportional to 4,102.02, 6,153.14 and 1,328.73 is: 1,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.02 : 6,153.14 = 1,328.73 : x
  2. Step 2: Convert to fraction form
    4,102.02/6,153.14 = 1,328.73/x
  3. Step 3: Cross multiply
    4,102.02x = 6,153.14 × 1,328.73
  4. Step 4: Simplify right side
    4,102.02x = 8,175,855.07
  5. Step 5: Solve for x
    x = 8,175,855.07/4,102.02
  6. Step 6: Final answer
    x = 1,993.13

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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.