Home / 6,817.20-10,216.20-5,048.40

Finding the Fourth Proportional to 6,817.20, 10,216.20 and 5,048.40

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Solution

The fourth proportional to 6,817.20, 10,216.20 and 5,048.40 is: 7,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.20 : 10,216.20 = 5,048.40 : x
  2. Step 2: Convert to fraction form
    6,817.20/10,216.20 = 5,048.40/x
  3. Step 3: Cross multiply
    6,817.20x = 10,216.20 × 5,048.40
  4. Step 4: Simplify right side
    6,817.20x = 51,575,464.08
  5. Step 5: Solve for x
    x = 51,575,464.08/6,817.20
  6. Step 6: Final answer
    x = 7,565.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.