Home / 4,420.96-6,630.32-1,300.96

Finding the Fourth Proportional to 4,420.96, 6,630.32 and 1,300.96

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Solution

The fourth proportional to 4,420.96, 6,630.32 and 1,300.96 is: 1,951.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.96 : 6,630.32 = 1,300.96 : x
  2. Step 2: Convert to fraction form
    4,420.96/6,630.32 = 1,300.96/x
  3. Step 3: Cross multiply
    4,420.96x = 6,630.32 × 1,300.96
  4. Step 4: Simplify right side
    4,420.96x = 8,625,781.11
  5. Step 5: Solve for x
    x = 8,625,781.11/4,420.96
  6. Step 6: Final answer
    x = 1,951.11

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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.