Home / 9,728.13-14,592.48-3,804.78

Finding the Fourth Proportional to 9,728.13, 14,592.48 and 3,804.78

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Solution

The fourth proportional to 9,728.13, 14,592.48 and 3,804.78 is: 5,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.13 : 14,592.48 = 3,804.78 : x
  2. Step 2: Convert to fraction form
    9,728.13/14,592.48 = 3,804.78/x
  3. Step 3: Cross multiply
    9,728.13x = 14,592.48 × 3,804.78
  4. Step 4: Simplify right side
    9,728.13x = 55,521,176.05
  5. Step 5: Solve for x
    x = 55,521,176.05/9,728.13
  6. Step 6: Final answer
    x = 5,707.28

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1.5x scale

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.