Home / 11,778.04-16,254.66-7,062.22

Finding the Fourth Proportional to 11,778.04, 16,254.66 and 7,062.22

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Solution

The fourth proportional to 11,778.04, 16,254.66 and 7,062.22 is: 9,746.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778.04 : 16,254.66 = 7,062.22 : x
  2. Step 2: Convert to fraction form
    11,778.04/16,254.66 = 7,062.22/x
  3. Step 3: Cross multiply
    11,778.04x = 16,254.66 × 7,062.22
  4. Step 4: Simplify right side
    11,778.04x = 114,793,984.95
  5. Step 5: Solve for x
    x = 114,793,984.95/11,778.04
  6. Step 6: Final answer
    x = 9,746.44

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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.