Home / 2,916.24-4,374.36-2,057.64

Finding the Fourth Proportional to 2,916.24, 4,374.36 and 2,057.64

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Solution

The fourth proportional to 2,916.24, 4,374.36 and 2,057.64 is: 3,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.24 : 4,374.36 = 2,057.64 : x
  2. Step 2: Convert to fraction form
    2,916.24/4,374.36 = 2,057.64/x
  3. Step 3: Cross multiply
    2,916.24x = 4,374.36 × 2,057.64
  4. Step 4: Simplify right side
    2,916.24x = 9,000,858.11
  5. Step 5: Solve for x
    x = 9,000,858.11/2,916.24
  6. Step 6: Final answer
    x = 3,086.46

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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.