Home / 8,211.16-11,332.30-4,673.80

Finding the Fourth Proportional to 8,211.16, 11,332.30 and 4,673.80

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Solution

The fourth proportional to 8,211.16, 11,332.30 and 4,673.80 is: 6,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211.16 : 11,332.30 = 4,673.80 : x
  2. Step 2: Convert to fraction form
    8,211.16/11,332.30 = 4,673.80/x
  3. Step 3: Cross multiply
    8,211.16x = 11,332.30 × 4,673.80
  4. Step 4: Simplify right side
    8,211.16x = 52,964,835.39
  5. Step 5: Solve for x
    x = 52,964,835.39/8,211.16
  6. Step 6: Final answer
    x = 6,450.35

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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.