Home / 9,784.63-14,679.53-2,764.66

Finding the Fourth Proportional to 9,784.63, 14,679.53 and 2,764.66

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Solution

The fourth proportional to 9,784.63, 14,679.53 and 2,764.66 is: 4,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.63 : 14,679.53 = 2,764.66 : x
  2. Step 2: Convert to fraction form
    9,784.63/14,679.53 = 2,764.66/x
  3. Step 3: Cross multiply
    9,784.63x = 14,679.53 × 2,764.66
  4. Step 4: Simplify right side
    9,784.63x = 40,583,895.59
  5. Step 5: Solve for x
    x = 40,583,895.59/9,784.63
  6. Step 6: Final answer
    x = 4,147.72

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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.