Home / 3,054.30-4,581.45-2,114.70

Finding the Fourth Proportional to 3,054.30, 4,581.45 and 2,114.70

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Solution

The fourth proportional to 3,054.30, 4,581.45 and 2,114.70 is: 3,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054.30 : 4,581.45 = 2,114.70 : x
  2. Step 2: Convert to fraction form
    3,054.30/4,581.45 = 2,114.70/x
  3. Step 3: Cross multiply
    3,054.30x = 4,581.45 × 2,114.70
  4. Step 4: Simplify right side
    3,054.30x = 9,688,392.32
  5. Step 5: Solve for x
    x = 9,688,392.32/3,054.30
  6. Step 6: Final answer
    x = 3,172.05

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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.