Home / 5,526.36-7,632.36-3,762.72

Finding the Fourth Proportional to 5,526.36, 7,632.36 and 3,762.72

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Solution

The fourth proportional to 5,526.36, 7,632.36 and 3,762.72 is: 5,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.36 : 7,632.36 = 3,762.72 : x
  2. Step 2: Convert to fraction form
    5,526.36/7,632.36 = 3,762.72/x
  3. Step 3: Cross multiply
    5,526.36x = 7,632.36 × 3,762.72
  4. Step 4: Simplify right side
    5,526.36x = 28,718,433.62
  5. Step 5: Solve for x
    x = 28,718,433.62/5,526.36
  6. Step 6: Final answer
    x = 5,196.63

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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.