Home / 8,632.18-11,913.58-5,048.20

Finding the Fourth Proportional to 8,632.18, 11,913.58 and 5,048.20

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Solution

The fourth proportional to 8,632.18, 11,913.58 and 5,048.20 is: 6,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632.18 : 11,913.58 = 5,048.20 : x
  2. Step 2: Convert to fraction form
    8,632.18/11,913.58 = 5,048.20/x
  3. Step 3: Cross multiply
    8,632.18x = 11,913.58 × 5,048.20
  4. Step 4: Simplify right side
    8,632.18x = 60,142,134.56
  5. Step 5: Solve for x
    x = 60,142,134.56/8,632.18
  6. Step 6: Final answer
    x = 6,967.20

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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.