Home / 1,956.17-2,928.58-1,522.01

Finding the Fourth Proportional to 1,956.17, 2,928.58 and 1,522.01

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Solution

The fourth proportional to 1,956.17, 2,928.58 and 1,522.01 is: 2,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956.17 : 2,928.58 = 1,522.01 : x
  2. Step 2: Convert to fraction form
    1,956.17/2,928.58 = 1,522.01/x
  3. Step 3: Cross multiply
    1,956.17x = 2,928.58 × 1,522.01
  4. Step 4: Simplify right side
    1,956.17x = 4,457,328.05
  5. Step 5: Solve for x
    x = 4,457,328.05/1,956.17
  6. Step 6: Final answer
    x = 2,278.60

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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.