Home / 8,044.30-11,106.33-6,555.78

Finding the Fourth Proportional to 8,044.30, 11,106.33 and 6,555.78

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Solution

The fourth proportional to 8,044.30, 11,106.33 and 6,555.78 is: 9,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,044.30 : 11,106.33 = 6,555.78 : x
  2. Step 2: Convert to fraction form
    8,044.30/11,106.33 = 6,555.78/x
  3. Step 3: Cross multiply
    8,044.30x = 11,106.33 × 6,555.78
  4. Step 4: Simplify right side
    8,044.30x = 72,810,656.09
  5. Step 5: Solve for x
    x = 72,810,656.09/8,044.30
  6. Step 6: Final answer
    x = 9,051.21

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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.