Home / 2,708.28-3,737.34-1,529.32

Finding the Fourth Proportional to 2,708.28, 3,737.34 and 1,529.32

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Solution

The fourth proportional to 2,708.28, 3,737.34 and 1,529.32 is: 2,110.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.28 : 3,737.34 = 1,529.32 : x
  2. Step 2: Convert to fraction form
    2,708.28/3,737.34 = 1,529.32/x
  3. Step 3: Cross multiply
    2,708.28x = 3,737.34 × 1,529.32
  4. Step 4: Simplify right side
    2,708.28x = 5,715,588.81
  5. Step 5: Solve for x
    x = 5,715,588.81/2,708.28
  6. Step 6: Final answer
    x = 2,110.41

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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.