Home / 4,309.04-6,463.70-1,189.28

Finding the Fourth Proportional to 4,309.04, 6,463.70 and 1,189.28

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Solution

The fourth proportional to 4,309.04, 6,463.70 and 1,189.28 is: 1,783.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.04 : 6,463.70 = 1,189.28 : x
  2. Step 2: Convert to fraction form
    4,309.04/6,463.70 = 1,189.28/x
  3. Step 3: Cross multiply
    4,309.04x = 6,463.70 × 1,189.28
  4. Step 4: Simplify right side
    4,309.04x = 7,687,149.14
  5. Step 5: Solve for x
    x = 7,687,149.14/4,309.04
  6. Step 6: Final answer
    x = 1,783.96

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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.