Home / 6,397.83-8,831.97-4,510.95

Finding the Fourth Proportional to 6,397.83, 8,831.97 and 4,510.95

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Solution

The fourth proportional to 6,397.83, 8,831.97 and 4,510.95 is: 6,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.83 : 8,831.97 = 4,510.95 : x
  2. Step 2: Convert to fraction form
    6,397.83/8,831.97 = 4,510.95/x
  3. Step 3: Cross multiply
    6,397.83x = 8,831.97 × 4,510.95
  4. Step 4: Simplify right side
    6,397.83x = 39,840,575.07
  5. Step 5: Solve for x
    x = 39,840,575.07/6,397.83
  6. Step 6: Final answer
    x = 6,227.20

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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.