Home / 7,994.64-11,028.57-5,345.58

Finding the Fourth Proportional to 7,994.64, 11,028.57 and 5,345.58

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Solution

The fourth proportional to 7,994.64, 11,028.57 and 5,345.58 is: 7,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.64 : 11,028.57 = 5,345.58 : x
  2. Step 2: Convert to fraction form
    7,994.64/11,028.57 = 5,345.58/x
  3. Step 3: Cross multiply
    7,994.64x = 11,028.57 × 5,345.58
  4. Step 4: Simplify right side
    7,994.64x = 58,954,103.22
  5. Step 5: Solve for x
    x = 58,954,103.22/7,994.64
  6. Step 6: Final answer
    x = 7,374.20

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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.