Home / 4,206.48-6,309.36-1,739.76

Finding the Fourth Proportional to 4,206.48, 6,309.36 and 1,739.76

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Solution

The fourth proportional to 4,206.48, 6,309.36 and 1,739.76 is: 2,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.48 : 6,309.36 = 1,739.76 : x
  2. Step 2: Convert to fraction form
    4,206.48/6,309.36 = 1,739.76/x
  3. Step 3: Cross multiply
    4,206.48x = 6,309.36 × 1,739.76
  4. Step 4: Simplify right side
    4,206.48x = 10,976,772.15
  5. Step 5: Solve for x
    x = 10,976,772.15/4,206.48
  6. Step 6: Final answer
    x = 2,609.49

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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.