Home / 2,368.79-3,268.26-1,529.51

Finding the Fourth Proportional to 2,368.79, 3,268.26 and 1,529.51

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Solution

The fourth proportional to 2,368.79, 3,268.26 and 1,529.51 is: 2,110.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.79 : 3,268.26 = 1,529.51 : x
  2. Step 2: Convert to fraction form
    2,368.79/3,268.26 = 1,529.51/x
  3. Step 3: Cross multiply
    2,368.79x = 3,268.26 × 1,529.51
  4. Step 4: Simplify right side
    2,368.79x = 4,998,836.35
  5. Step 5: Solve for x
    x = 4,998,836.35/2,368.79
  6. Step 6: Final answer
    x = 2,110.29

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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.