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Finding the Fourth Proportional to 4,325.48, 6,478.48 and 3,032.72

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Solution

The fourth proportional to 4,325.48, 6,478.48 and 3,032.72 is: 4,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.48 : 6,478.48 = 3,032.72 : x
  2. Step 2: Convert to fraction form
    4,325.48/6,478.48 = 3,032.72/x
  3. Step 3: Cross multiply
    4,325.48x = 6,478.48 × 3,032.72
  4. Step 4: Simplify right side
    4,325.48x = 19,647,415.87
  5. Step 5: Solve for x
    x = 19,647,415.87/4,325.48
  6. Step 6: Final answer
    x = 4,542.25

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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.