Home / 8,743.95-12,066.64-4,765.09

Finding the Fourth Proportional to 8,743.95, 12,066.64 and 4,765.09

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Solution

The fourth proportional to 8,743.95, 12,066.64 and 4,765.09 is: 6,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.95 : 12,066.64 = 4,765.09 : x
  2. Step 2: Convert to fraction form
    8,743.95/12,066.64 = 4,765.09/x
  3. Step 3: Cross multiply
    8,743.95x = 12,066.64 × 4,765.09
  4. Step 4: Simplify right side
    8,743.95x = 57,498,601.77
  5. Step 5: Solve for x
    x = 57,498,601.77/8,743.95
  6. Step 6: Final answer
    x = 6,575.82

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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.