Home / 4,642.31-6,964.38-2,045.25

Finding the Fourth Proportional to 4,642.31, 6,964.38 and 2,045.25

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Solution

The fourth proportional to 4,642.31, 6,964.38 and 2,045.25 is: 3,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.31 : 6,964.38 = 2,045.25 : x
  2. Step 2: Convert to fraction form
    4,642.31/6,964.38 = 2,045.25/x
  3. Step 3: Cross multiply
    4,642.31x = 6,964.38 × 2,045.25
  4. Step 4: Simplify right side
    4,642.31x = 14,243,898.20
  5. Step 5: Solve for x
    x = 14,243,898.20/4,642.31
  6. Step 6: Final answer
    x = 3,068.28

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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.