Home / 9,935.80-14,907.53-4,385.23

Finding the Fourth Proportional to 9,935.80, 14,907.53 and 4,385.23

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Solution

The fourth proportional to 9,935.80, 14,907.53 and 4,385.23 is: 6,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.80 : 14,907.53 = 4,385.23 : x
  2. Step 2: Convert to fraction form
    9,935.80/14,907.53 = 4,385.23/x
  3. Step 3: Cross multiply
    9,935.80x = 14,907.53 × 4,385.23
  4. Step 4: Simplify right side
    9,935.80x = 65,372,947.78
  5. Step 5: Solve for x
    x = 65,372,947.78/9,935.80
  6. Step 6: Final answer
    x = 6,579.54

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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.