Home / 4,442.63-6,663.98-1,520.96

Finding the Fourth Proportional to 4,442.63, 6,663.98 and 1,520.96

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Solution

The fourth proportional to 4,442.63, 6,663.98 and 1,520.96 is: 2,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.63 : 6,663.98 = 1,520.96 : x
  2. Step 2: Convert to fraction form
    4,442.63/6,663.98 = 1,520.96/x
  3. Step 3: Cross multiply
    4,442.63x = 6,663.98 × 1,520.96
  4. Step 4: Simplify right side
    4,442.63x = 10,135,606.10
  5. Step 5: Solve for x
    x = 10,135,606.10/4,442.63
  6. Step 6: Final answer
    x = 2,281.45

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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.