Home / 2,956.23-4,428.54-1,394.01

Finding the Fourth Proportional to 2,956.23, 4,428.54 and 1,394.01

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Solution

The fourth proportional to 2,956.23, 4,428.54 and 1,394.01 is: 2,088.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.23 : 4,428.54 = 1,394.01 : x
  2. Step 2: Convert to fraction form
    2,956.23/4,428.54 = 1,394.01/x
  3. Step 3: Cross multiply
    2,956.23x = 4,428.54 × 1,394.01
  4. Step 4: Simplify right side
    2,956.23x = 6,173,429.05
  5. Step 5: Solve for x
    x = 6,173,429.05/2,956.23
  6. Step 6: Final answer
    x = 2,088.28

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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.