Home / 7,724.40-10,653.33-4,738.14

Finding the Fourth Proportional to 7,724.40, 10,653.33 and 4,738.14

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Solution

The fourth proportional to 7,724.40, 10,653.33 and 4,738.14 is: 6,534.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.40 : 10,653.33 = 4,738.14 : x
  2. Step 2: Convert to fraction form
    7,724.40/10,653.33 = 4,738.14/x
  3. Step 3: Cross multiply
    7,724.40x = 10,653.33 × 4,738.14
  4. Step 4: Simplify right side
    7,724.40x = 50,476,969.01
  5. Step 5: Solve for x
    x = 50,476,969.01/7,724.40
  6. Step 6: Final answer
    x = 6,534.74

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Double scale
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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.