Home / 2,710.14-3,739.38-1,530.96

Finding the Fourth Proportional to 2,710.14, 3,739.38 and 1,530.96

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Solution

The fourth proportional to 2,710.14, 3,739.38 and 1,530.96 is: 2,112.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.14 : 3,739.38 = 1,530.96 : x
  2. Step 2: Convert to fraction form
    2,710.14/3,739.38 = 1,530.96/x
  3. Step 3: Cross multiply
    2,710.14x = 3,739.38 × 1,530.96
  4. Step 4: Simplify right side
    2,710.14x = 5,724,841.20
  5. Step 5: Solve for x
    x = 5,724,841.20/2,710.14
  6. Step 6: Final answer
    x = 2,112.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.