Home / 8,020.85-11,068.58-4,484.39

Finding the Fourth Proportional to 8,020.85, 11,068.58 and 4,484.39

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Solution

The fourth proportional to 8,020.85, 11,068.58 and 4,484.39 is: 6,188.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.85 : 11,068.58 = 4,484.39 : x
  2. Step 2: Convert to fraction form
    8,020.85/11,068.58 = 4,484.39/x
  3. Step 3: Cross multiply
    8,020.85x = 11,068.58 × 4,484.39
  4. Step 4: Simplify right side
    8,020.85x = 49,635,785.33
  5. Step 5: Solve for x
    x = 49,635,785.33/8,020.85
  6. Step 6: Final answer
    x = 6,188.35

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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.