Home / 4,914.05-7,372.10-2,718.17

Finding the Fourth Proportional to 4,914.05, 7,372.10 and 2,718.17

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Solution

The fourth proportional to 4,914.05, 7,372.10 and 2,718.17 is: 4,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.05 : 7,372.10 = 2,718.17 : x
  2. Step 2: Convert to fraction form
    4,914.05/7,372.10 = 2,718.17/x
  3. Step 3: Cross multiply
    4,914.05x = 7,372.10 × 2,718.17
  4. Step 4: Simplify right side
    4,914.05x = 20,038,570.61
  5. Step 5: Solve for x
    x = 20,038,570.61/4,914.05
  6. Step 6: Final answer
    x = 4,077.82

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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.