Home / 7,324.16-10,107.35-3,967.00

Finding the Fourth Proportional to 7,324.16, 10,107.35 and 3,967.00

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Solution

The fourth proportional to 7,324.16, 10,107.35 and 3,967.00 is: 5,474.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324.16 : 10,107.35 = 3,967.00 : x
  2. Step 2: Convert to fraction form
    7,324.16/10,107.35 = 3,967.00/x
  3. Step 3: Cross multiply
    7,324.16x = 10,107.35 × 3,967.00
  4. Step 4: Simplify right side
    7,324.16x = 40,095,812.35
  5. Step 5: Solve for x
    x = 40,095,812.35/7,324.16
  6. Step 6: Final answer
    x = 5,474.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.