Home / 5,624.24-7,756.43-3,632.69

Finding the Fourth Proportional to 5,624.24, 7,756.43 and 3,632.69

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Solution

The fourth proportional to 5,624.24, 7,756.43 and 3,632.69 is: 5,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.24 : 7,756.43 = 3,632.69 : x
  2. Step 2: Convert to fraction form
    5,624.24/7,756.43 = 3,632.69/x
  3. Step 3: Cross multiply
    5,624.24x = 7,756.43 × 3,632.69
  4. Step 4: Simplify right side
    5,624.24x = 28,176,706.92
  5. Step 5: Solve for x
    x = 28,176,706.92/5,624.24
  6. Step 6: Final answer
    x = 5,009.87

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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.