Home / 6,321.18-9,482.76-5,148.36

Finding the Fourth Proportional to 6,321.18, 9,482.76 and 5,148.36

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Solution

The fourth proportional to 6,321.18, 9,482.76 and 5,148.36 is: 7,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.18 : 9,482.76 = 5,148.36 : x
  2. Step 2: Convert to fraction form
    6,321.18/9,482.76 = 5,148.36/x
  3. Step 3: Cross multiply
    6,321.18x = 9,482.76 × 5,148.36
  4. Step 4: Simplify right side
    6,321.18x = 48,820,662.27
  5. Step 5: Solve for x
    x = 48,820,662.27/6,321.18
  6. Step 6: Final answer
    x = 7,723.35

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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.