Home / 4,420.35-6,630.92-1,133.45

Finding the Fourth Proportional to 4,420.35, 6,630.92 and 1,133.45

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Solution

The fourth proportional to 4,420.35, 6,630.92 and 1,133.45 is: 1,700.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.35 : 6,630.92 = 1,133.45 : x
  2. Step 2: Convert to fraction form
    4,420.35/6,630.92 = 1,133.45/x
  3. Step 3: Cross multiply
    4,420.35x = 6,630.92 × 1,133.45
  4. Step 4: Simplify right side
    4,420.35x = 7,515,777.45
  5. Step 5: Solve for x
    x = 7,515,777.45/4,420.35
  6. Step 6: Final answer
    x = 1,700.27

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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.