Home / 2,956.10-4,432.71-1,055.77

Finding the Fourth Proportional to 2,956.10, 4,432.71 and 1,055.77

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Solution

The fourth proportional to 2,956.10, 4,432.71 and 1,055.77 is: 1,583.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,956.10 : 4,432.71 = 1,055.77 : x
  2. Step 2: Convert to fraction form
    2,956.10/4,432.71 = 1,055.77/x
  3. Step 3: Cross multiply
    2,956.10x = 4,432.71 × 1,055.77
  4. Step 4: Simplify right side
    2,956.10x = 4,679,922.24
  5. Step 5: Solve for x
    x = 4,679,922.24/2,956.10
  6. Step 6: Final answer
    x = 1,583.14

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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.