Home / 7,747.93-10,690.28-4,914.27

Finding the Fourth Proportional to 7,747.93, 10,690.28 and 4,914.27

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Solution

The fourth proportional to 7,747.93, 10,690.28 and 4,914.27 is: 6,780.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.93 : 10,690.28 = 4,914.27 : x
  2. Step 2: Convert to fraction form
    7,747.93/10,690.28 = 4,914.27/x
  3. Step 3: Cross multiply
    7,747.93x = 10,690.28 × 4,914.27
  4. Step 4: Simplify right side
    7,747.93x = 52,534,900.43
  5. Step 5: Solve for x
    x = 52,534,900.43/7,747.93
  6. Step 6: Final answer
    x = 6,780.51

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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.