Home / 6,664.38-9,993.69-2,557.50

Finding the Fourth Proportional to 6,664.38, 9,993.69 and 2,557.50

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Solution

The fourth proportional to 6,664.38, 9,993.69 and 2,557.50 is: 3,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.38 : 9,993.69 = 2,557.50 : x
  2. Step 2: Convert to fraction form
    6,664.38/9,993.69 = 2,557.50/x
  3. Step 3: Cross multiply
    6,664.38x = 9,993.69 × 2,557.50
  4. Step 4: Simplify right side
    6,664.38x = 25,558,862.18
  5. Step 5: Solve for x
    x = 25,558,862.18/6,664.38
  6. Step 6: Final answer
    x = 3,835.14

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1.5x scale

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.