Home / 2,707.40-3,735.36-1,588.38

Finding the Fourth Proportional to 2,707.40, 3,735.36 and 1,588.38

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Solution

The fourth proportional to 2,707.40, 3,735.36 and 1,588.38 is: 2,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.40 : 3,735.36 = 1,588.38 : x
  2. Step 2: Convert to fraction form
    2,707.40/3,735.36 = 1,588.38/x
  3. Step 3: Cross multiply
    2,707.40x = 3,735.36 × 1,588.38
  4. Step 4: Simplify right side
    2,707.40x = 5,933,191.08
  5. Step 5: Solve for x
    x = 5,933,191.08/2,707.40
  6. Step 6: Final answer
    x = 2,191.47

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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.