Home / 9,259.24-13,872.65-7,709.20

Finding the Fourth Proportional to 9,259.24, 13,872.65 and 7,709.20

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Solution

The fourth proportional to 9,259.24, 13,872.65 and 7,709.20 is: 11,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.24 : 13,872.65 = 7,709.20 : x
  2. Step 2: Convert to fraction form
    9,259.24/13,872.65 = 7,709.20/x
  3. Step 3: Cross multiply
    9,259.24x = 13,872.65 × 7,709.20
  4. Step 4: Simplify right side
    9,259.24x = 106,946,964.02
  5. Step 5: Solve for x
    x = 106,946,964.02/9,259.24
  6. Step 6: Final answer
    x = 11,550.30

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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.