Home / 7,780.25-10,733.27-4,794.99

Finding the Fourth Proportional to 7,780.25, 10,733.27 and 4,794.99

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Solution

The fourth proportional to 7,780.25, 10,733.27 and 4,794.99 is: 6,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,780.25 : 10,733.27 = 4,794.99 : x
  2. Step 2: Convert to fraction form
    7,780.25/10,733.27 = 4,794.99/x
  3. Step 3: Cross multiply
    7,780.25x = 10,733.27 × 4,794.99
  4. Step 4: Simplify right side
    7,780.25x = 51,465,898.34
  5. Step 5: Solve for x
    x = 51,465,898.34/7,780.25
  6. Step 6: Final answer
    x = 6,614.95

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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.