Home / 7,289.64-10,061.68-4,306.54

Finding the Fourth Proportional to 7,289.64, 10,061.68 and 4,306.54

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Solution

The fourth proportional to 7,289.64, 10,061.68 and 4,306.54 is: 5,944.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.64 : 10,061.68 = 4,306.54 : x
  2. Step 2: Convert to fraction form
    7,289.64/10,061.68 = 4,306.54/x
  3. Step 3: Cross multiply
    7,289.64x = 10,061.68 × 4,306.54
  4. Step 4: Simplify right side
    7,289.64x = 43,331,027.39
  5. Step 5: Solve for x
    x = 43,331,027.39/7,289.64
  6. Step 6: Final answer
    x = 5,944.19

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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.