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Finding the Fourth Proportional to 5,073.94, 7,612.12 and 1,611.19

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Solution

The fourth proportional to 5,073.94, 7,612.12 and 1,611.19 is: 2,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.94 : 7,612.12 = 1,611.19 : x
  2. Step 2: Convert to fraction form
    5,073.94/7,612.12 = 1,611.19/x
  3. Step 3: Cross multiply
    5,073.94x = 7,612.12 × 1,611.19
  4. Step 4: Simplify right side
    5,073.94x = 12,264,571.62
  5. Step 5: Solve for x
    x = 12,264,571.62/5,073.94
  6. Step 6: Final answer
    x = 2,417.17

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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.