Home / 2,845.45-4,267.14-1,746.49

Finding the Fourth Proportional to 2,845.45, 4,267.14 and 1,746.49

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Solution

The fourth proportional to 2,845.45, 4,267.14 and 1,746.49 is: 2,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.45 : 4,267.14 = 1,746.49 : x
  2. Step 2: Convert to fraction form
    2,845.45/4,267.14 = 1,746.49/x
  3. Step 3: Cross multiply
    2,845.45x = 4,267.14 × 1,746.49
  4. Step 4: Simplify right side
    2,845.45x = 7,452,517.34
  5. Step 5: Solve for x
    x = 7,452,517.34/2,845.45
  6. Step 6: Final answer
    x = 2,619.10

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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.