Home / 8,020.20-11,068.44-4,618.24

Finding the Fourth Proportional to 8,020.20, 11,068.44 and 4,618.24

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Solution

The fourth proportional to 8,020.20, 11,068.44 and 4,618.24 is: 6,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.20 : 11,068.44 = 4,618.24 : x
  2. Step 2: Convert to fraction form
    8,020.20/11,068.44 = 4,618.24/x
  3. Step 3: Cross multiply
    8,020.20x = 11,068.44 × 4,618.24
  4. Step 4: Simplify right side
    8,020.20x = 51,116,712.35
  5. Step 5: Solve for x
    x = 51,116,712.35/8,020.20
  6. Step 6: Final answer
    x = 6,373.50

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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.