Home / 9,721.84-14,570.52-4,168.66

Finding the Fourth Proportional to 9,721.84, 14,570.52 and 4,168.66

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Solution

The fourth proportional to 9,721.84, 14,570.52 and 4,168.66 is: 6,247.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.84 : 14,570.52 = 4,168.66 : x
  2. Step 2: Convert to fraction form
    9,721.84/14,570.52 = 4,168.66/x
  3. Step 3: Cross multiply
    9,721.84x = 14,570.52 × 4,168.66
  4. Step 4: Simplify right side
    9,721.84x = 60,739,543.90
  5. Step 5: Solve for x
    x = 60,739,543.90/9,721.84
  6. Step 6: Final answer
    x = 6,247.74

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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.