Home / 6,557.78-9,831.24-2,606.60

Finding the Fourth Proportional to 6,557.78, 9,831.24 and 2,606.60

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Solution

The fourth proportional to 6,557.78, 9,831.24 and 2,606.60 is: 3,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.78 : 9,831.24 = 2,606.60 : x
  2. Step 2: Convert to fraction form
    6,557.78/9,831.24 = 2,606.60/x
  3. Step 3: Cross multiply
    6,557.78x = 9,831.24 × 2,606.60
  4. Step 4: Simplify right side
    6,557.78x = 25,626,110.18
  5. Step 5: Solve for x
    x = 25,626,110.18/6,557.78
  6. Step 6: Final answer
    x = 3,907.74

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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.