Home / 7,953.36-10,974.60-4,550.28

Finding the Fourth Proportional to 7,953.36, 10,974.60 and 4,550.28

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Solution

The fourth proportional to 7,953.36, 10,974.60 and 4,550.28 is: 6,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953.36 : 10,974.60 = 4,550.28 : x
  2. Step 2: Convert to fraction form
    7,953.36/10,974.60 = 4,550.28/x
  3. Step 3: Cross multiply
    7,953.36x = 10,974.60 × 4,550.28
  4. Step 4: Simplify right side
    7,953.36x = 49,937,502.89
  5. Step 5: Solve for x
    x = 49,937,502.89/7,953.36
  6. Step 6: Final answer
    x = 6,278.79

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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.