Home / 9,561.24-14,320.80-7,707.96

Finding the Fourth Proportional to 9,561.24, 14,320.80 and 7,707.96

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Solution

The fourth proportional to 9,561.24, 14,320.80 and 7,707.96 is: 11,544.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.24 : 14,320.80 = 7,707.96 : x
  2. Step 2: Convert to fraction form
    9,561.24/14,320.80 = 7,707.96/x
  3. Step 3: Cross multiply
    9,561.24x = 14,320.80 × 7,707.96
  4. Step 4: Simplify right side
    9,561.24x = 110,384,153.57
  5. Step 5: Solve for x
    x = 110,384,153.57/9,561.24
  6. Step 6: Final answer
    x = 11,544.96

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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.