Home / 9,378.24-14,071.68-4,764.48

Finding the Fourth Proportional to 9,378.24, 14,071.68 and 4,764.48

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Solution

The fourth proportional to 9,378.24, 14,071.68 and 4,764.48 is: 7,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.24 : 14,071.68 = 4,764.48 : x
  2. Step 2: Convert to fraction form
    9,378.24/14,071.68 = 4,764.48/x
  3. Step 3: Cross multiply
    9,378.24x = 14,071.68 × 4,764.48
  4. Step 4: Simplify right side
    9,378.24x = 67,044,237.93
  5. Step 5: Solve for x
    x = 67,044,237.93/9,378.24
  6. Step 6: Final answer
    x = 7,148.91

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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.