Home / 3,495.68-4,821.34-2,551.32

Finding the Fourth Proportional to 3,495.68, 4,821.34 and 2,551.32

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Solution

The fourth proportional to 3,495.68, 4,821.34 and 2,551.32 is: 3,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.68 : 4,821.34 = 2,551.32 : x
  2. Step 2: Convert to fraction form
    3,495.68/4,821.34 = 2,551.32/x
  3. Step 3: Cross multiply
    3,495.68x = 4,821.34 × 2,551.32
  4. Step 4: Simplify right side
    3,495.68x = 12,300,781.17
  5. Step 5: Solve for x
    x = 12,300,781.17/3,495.68
  6. Step 6: Final answer
    x = 3,518.85

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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.