Home / 2,924.64-4,382.10-2,555.28

Finding the Fourth Proportional to 2,924.64, 4,382.10 and 2,555.28

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Solution

The fourth proportional to 2,924.64, 4,382.10 and 2,555.28 is: 3,828.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.64 : 4,382.10 = 2,555.28 : x
  2. Step 2: Convert to fraction form
    2,924.64/4,382.10 = 2,555.28/x
  3. Step 3: Cross multiply
    2,924.64x = 4,382.10 × 2,555.28
  4. Step 4: Simplify right side
    2,924.64x = 11,197,492.49
  5. Step 5: Solve for x
    x = 11,197,492.49/2,924.64
  6. Step 6: Final answer
    x = 3,828.67

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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.