Home / 4,911.66-7,368.36-1,627.11

Finding the Fourth Proportional to 4,911.66, 7,368.36 and 1,627.11

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Solution

The fourth proportional to 4,911.66, 7,368.36 and 1,627.11 is: 2,440.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.66 : 7,368.36 = 1,627.11 : x
  2. Step 2: Convert to fraction form
    4,911.66/7,368.36 = 1,627.11/x
  3. Step 3: Cross multiply
    4,911.66x = 7,368.36 × 1,627.11
  4. Step 4: Simplify right side
    4,911.66x = 11,989,132.24
  5. Step 5: Solve for x
    x = 11,989,132.24/4,911.66
  6. Step 6: Final answer
    x = 2,440.95

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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.