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Finding the Fourth Proportional to 7,956.07, 10,983 and 4,973.65

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Solution

The fourth proportional to 7,956.07, 10,983 and 4,973.65 is: 6,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.07 : 10,983 = 4,973.65 : x
  2. Step 2: Convert to fraction form
    7,956.07/10,983 = 4,973.65/x
  3. Step 3: Cross multiply
    7,956.07x = 10,983 × 4,973.65
  4. Step 4: Simplify right side
    7,956.07x = 54,625,597.95
  5. Step 5: Solve for x
    x = 54,625,597.95/7,956.07
  6. Step 6: Final answer
    x = 6,865.90

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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.