Home / 9,728.12-14,579.49-4,461.23

Finding the Fourth Proportional to 9,728.12, 14,579.49 and 4,461.23

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Solution

The fourth proportional to 9,728.12, 14,579.49 and 4,461.23 is: 6,686.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.12 : 14,579.49 = 4,461.23 : x
  2. Step 2: Convert to fraction form
    9,728.12/14,579.49 = 4,461.23/x
  3. Step 3: Cross multiply
    9,728.12x = 14,579.49 × 4,461.23
  4. Step 4: Simplify right side
    9,728.12x = 65,042,458.17
  5. Step 5: Solve for x
    x = 65,042,458.17/9,728.12
  6. Step 6: Final answer
    x = 6,686.03

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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.