Home / 7,722.80-10,658.28-4,536.56

Finding the Fourth Proportional to 7,722.80, 10,658.28 and 4,536.56

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Solution

The fourth proportional to 7,722.80, 10,658.28 and 4,536.56 is: 6,260.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.80 : 10,658.28 = 4,536.56 : x
  2. Step 2: Convert to fraction form
    7,722.80/10,658.28 = 4,536.56/x
  3. Step 3: Cross multiply
    7,722.80x = 10,658.28 × 4,536.56
  4. Step 4: Simplify right side
    7,722.80x = 48,351,926.72
  5. Step 5: Solve for x
    x = 48,351,926.72/7,722.80
  6. Step 6: Final answer
    x = 6,260.93

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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.