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Finding the Fourth Proportional to 7,483.91, 10,325.48 and 4,339.49

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Solution

The fourth proportional to 7,483.91, 10,325.48 and 4,339.49 is: 5,987.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.91 : 10,325.48 = 4,339.49 : x
  2. Step 2: Convert to fraction form
    7,483.91/10,325.48 = 4,339.49/x
  3. Step 3: Cross multiply
    7,483.91x = 10,325.48 × 4,339.49
  4. Step 4: Simplify right side
    7,483.91x = 44,807,243.88
  5. Step 5: Solve for x
    x = 44,807,243.88/7,483.91
  6. Step 6: Final answer
    x = 5,987.15

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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.