Home / 4,430.13-6,636.08-3,200.01

Finding the Fourth Proportional to 4,430.13, 6,636.08 and 3,200.01

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Solution

The fourth proportional to 4,430.13, 6,636.08 and 3,200.01 is: 4,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.13 : 6,636.08 = 3,200.01 : x
  2. Step 2: Convert to fraction form
    4,430.13/6,636.08 = 3,200.01/x
  3. Step 3: Cross multiply
    4,430.13x = 6,636.08 × 3,200.01
  4. Step 4: Simplify right side
    4,430.13x = 21,235,487.48
  5. Step 5: Solve for x
    x = 21,235,487.48/4,430.13
  6. Step 6: Final answer
    x = 4,793.43

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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.