Home / 7,790.24-10,747.44-4,956.86

Finding the Fourth Proportional to 7,790.24, 10,747.44 and 4,956.86

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Solution

The fourth proportional to 7,790.24, 10,747.44 and 4,956.86 is: 6,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.24 : 10,747.44 = 4,956.86 : x
  2. Step 2: Convert to fraction form
    7,790.24/10,747.44 = 4,956.86/x
  3. Step 3: Cross multiply
    7,790.24x = 10,747.44 × 4,956.86
  4. Step 4: Simplify right side
    7,790.24x = 53,273,501.70
  5. Step 5: Solve for x
    x = 53,273,501.70/7,790.24
  6. Step 6: Final answer
    x = 6,838.50

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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.