Home / 3,384.24-4,670.16-1,892.16

Finding the Fourth Proportional to 3,384.24, 4,670.16 and 1,892.16

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Solution

The fourth proportional to 3,384.24, 4,670.16 and 1,892.16 is: 2,611.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.24 : 4,670.16 = 1,892.16 : x
  2. Step 2: Convert to fraction form
    3,384.24/4,670.16 = 1,892.16/x
  3. Step 3: Cross multiply
    3,384.24x = 4,670.16 × 1,892.16
  4. Step 4: Simplify right side
    3,384.24x = 8,836,689.95
  5. Step 5: Solve for x
    x = 8,836,689.95/3,384.24
  6. Step 6: Final answer
    x = 2,611.13

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1.5x scale

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.