Home / 7,335.02-10,994.27-3,639.90

Finding the Fourth Proportional to 7,335.02, 10,994.27 and 3,639.90

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Solution

The fourth proportional to 7,335.02, 10,994.27 and 3,639.90 is: 5,455.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.02 : 10,994.27 = 3,639.90 : x
  2. Step 2: Convert to fraction form
    7,335.02/10,994.27 = 3,639.90/x
  3. Step 3: Cross multiply
    7,335.02x = 10,994.27 × 3,639.90
  4. Step 4: Simplify right side
    7,335.02x = 40,018,025.17
  5. Step 5: Solve for x
    x = 40,018,025.17/7,335.02
  6. Step 6: Final answer
    x = 5,455.75

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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.