Home / 9,825.64-14,738.60-5,470.77

Finding the Fourth Proportional to 9,825.64, 14,738.60 and 5,470.77

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Solution

The fourth proportional to 9,825.64, 14,738.60 and 5,470.77 is: 8,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825.64 : 14,738.60 = 5,470.77 : x
  2. Step 2: Convert to fraction form
    9,825.64/14,738.60 = 5,470.77/x
  3. Step 3: Cross multiply
    9,825.64x = 14,738.60 × 5,470.77
  4. Step 4: Simplify right side
    9,825.64x = 80,631,559.67
  5. Step 5: Solve for x
    x = 80,631,559.67/9,825.64
  6. Step 6: Final answer
    x = 8,206.24

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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.