Home / 4,642.98-6,967.86-2,890.54

Finding the Fourth Proportional to 4,642.98, 6,967.86 and 2,890.54

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Solution

The fourth proportional to 4,642.98, 6,967.86 and 2,890.54 is: 4,337.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.98 : 6,967.86 = 2,890.54 : x
  2. Step 2: Convert to fraction form
    4,642.98/6,967.86 = 2,890.54/x
  3. Step 3: Cross multiply
    4,642.98x = 6,967.86 × 2,890.54
  4. Step 4: Simplify right side
    4,642.98x = 20,140,878.04
  5. Step 5: Solve for x
    x = 20,140,878.04/4,642.98
  6. Step 6: Final answer
    x = 4,337.92

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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.