Home / 11,062.80-15,266.40-6,346.77

Finding the Fourth Proportional to 11,062.80, 15,266.40 and 6,346.77

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Solution

The fourth proportional to 11,062.80, 15,266.40 and 6,346.77 is: 8,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.80 : 15,266.40 = 6,346.77 : x
  2. Step 2: Convert to fraction form
    11,062.80/15,266.40 = 6,346.77/x
  3. Step 3: Cross multiply
    11,062.80x = 15,266.40 × 6,346.77
  4. Step 4: Simplify right side
    11,062.80x = 96,892,329.53
  5. Step 5: Solve for x
    x = 96,892,329.53/11,062.80
  6. Step 6: Final answer
    x = 8,758.39

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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.