Home / 7,724.04-10,659.09-4,321.01

Finding the Fourth Proportional to 7,724.04, 10,659.09 and 4,321.01

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Solution

The fourth proportional to 7,724.04, 10,659.09 and 4,321.01 is: 5,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.04 : 10,659.09 = 4,321.01 : x
  2. Step 2: Convert to fraction form
    7,724.04/10,659.09 = 4,321.01/x
  3. Step 3: Cross multiply
    7,724.04x = 10,659.09 × 4,321.01
  4. Step 4: Simplify right side
    7,724.04x = 46,057,981.19
  5. Step 5: Solve for x
    x = 46,057,981.19/7,724.04
  6. Step 6: Final answer
    x = 5,962.94

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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.