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Finding the Fourth Proportional to 8,009.93, 11,053.65 and 4,652.88

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Solution

The fourth proportional to 8,009.93, 11,053.65 and 4,652.88 is: 6,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.93 : 11,053.65 = 4,652.88 : x
  2. Step 2: Convert to fraction form
    8,009.93/11,053.65 = 4,652.88/x
  3. Step 3: Cross multiply
    8,009.93x = 11,053.65 × 4,652.88
  4. Step 4: Simplify right side
    8,009.93x = 51,431,307.01
  5. Step 5: Solve for x
    x = 51,431,307.01/8,009.93
  6. Step 6: Final answer
    x = 6,420.95

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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.