Home / 2,894.48-3,994.58-1,635.10

Finding the Fourth Proportional to 2,894.48, 3,994.58 and 1,635.10

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Solution

The fourth proportional to 2,894.48, 3,994.58 and 1,635.10 is: 2,256.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894.48 : 3,994.58 = 1,635.10 : x
  2. Step 2: Convert to fraction form
    2,894.48/3,994.58 = 1,635.10/x
  3. Step 3: Cross multiply
    2,894.48x = 3,994.58 × 1,635.10
  4. Step 4: Simplify right side
    2,894.48x = 6,531,537.76
  5. Step 5: Solve for x
    x = 6,531,537.76/2,894.48
  6. Step 6: Final answer
    x = 2,256.55

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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.