Home / 6,648.15-9,173.95-3,664

Finding the Fourth Proportional to 6,648.15, 9,173.95 and 3,664

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Solution

The fourth proportional to 6,648.15, 9,173.95 and 3,664 is: 5,056.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.15 : 9,173.95 = 3,664 : x
  2. Step 2: Convert to fraction form
    6,648.15/9,173.95 = 3,664/x
  3. Step 3: Cross multiply
    6,648.15x = 9,173.95 × 3,664
  4. Step 4: Simplify right side
    6,648.15x = 33,613,334.48
  5. Step 5: Solve for x
    x = 33,613,334.48/6,648.15
  6. Step 6: Final answer
    x = 5,056.04

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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.