Home / 6,424.74-9,632.45-4,339.53

Finding the Fourth Proportional to 6,424.74, 9,632.45 and 4,339.53

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Solution

The fourth proportional to 6,424.74, 9,632.45 and 4,339.53 is: 6,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.74 : 9,632.45 = 4,339.53 : x
  2. Step 2: Convert to fraction form
    6,424.74/9,632.45 = 4,339.53/x
  3. Step 3: Cross multiply
    6,424.74x = 9,632.45 × 4,339.53
  4. Step 4: Simplify right side
    6,424.74x = 41,800,316.60
  5. Step 5: Solve for x
    x = 41,800,316.60/6,424.74
  6. Step 6: Final answer
    x = 6,506.15

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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.