Home / 8,759.01-12,087.27-4,780.02

Finding the Fourth Proportional to 8,759.01, 12,087.27 and 4,780.02

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Solution

The fourth proportional to 8,759.01, 12,087.27 and 4,780.02 is: 6,596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.01 : 12,087.27 = 4,780.02 : x
  2. Step 2: Convert to fraction form
    8,759.01/12,087.27 = 4,780.02/x
  3. Step 3: Cross multiply
    8,759.01x = 12,087.27 × 4,780.02
  4. Step 4: Simplify right side
    8,759.01x = 57,777,392.35
  5. Step 5: Solve for x
    x = 57,777,392.35/8,759.01
  6. Step 6: Final answer
    x = 6,596.34

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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.