Home / 9,721.27-14,586.02-4,790.94

Finding the Fourth Proportional to 9,721.27, 14,586.02 and 4,790.94

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Solution

The fourth proportional to 9,721.27, 14,586.02 and 4,790.94 is: 7,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.27 : 14,586.02 = 4,790.94 : x
  2. Step 2: Convert to fraction form
    9,721.27/14,586.02 = 4,790.94/x
  3. Step 3: Cross multiply
    9,721.27x = 14,586.02 × 4,790.94
  4. Step 4: Simplify right side
    9,721.27x = 69,880,746.66
  5. Step 5: Solve for x
    x = 69,880,746.66/9,721.27
  6. Step 6: Final answer
    x = 7,188.44

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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.