Home / 8,188.02-11,300.76-4,831.92

Finding the Fourth Proportional to 8,188.02, 11,300.76 and 4,831.92

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Solution

The fourth proportional to 8,188.02, 11,300.76 and 4,831.92 is: 6,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.02 : 11,300.76 = 4,831.92 : x
  2. Step 2: Convert to fraction form
    8,188.02/11,300.76 = 4,831.92/x
  3. Step 3: Cross multiply
    8,188.02x = 11,300.76 × 4,831.92
  4. Step 4: Simplify right side
    8,188.02x = 54,604,368.26
  5. Step 5: Solve for x
    x = 54,604,368.26/8,188.02
  6. Step 6: Final answer
    x = 6,668.81

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1.5x scale

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.