Home / 4,117.02-6,168.32-3,428.10

Finding the Fourth Proportional to 4,117.02, 6,168.32 and 3,428.10

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Solution

The fourth proportional to 4,117.02, 6,168.32 and 3,428.10 is: 5,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.02 : 6,168.32 = 3,428.10 : x
  2. Step 2: Convert to fraction form
    4,117.02/6,168.32 = 3,428.10/x
  3. Step 3: Cross multiply
    4,117.02x = 6,168.32 × 3,428.10
  4. Step 4: Simplify right side
    4,117.02x = 21,145,617.79
  5. Step 5: Solve for x
    x = 21,145,617.79/4,117.02
  6. Step 6: Final answer
    x = 5,136.15

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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.