Home / 7,848.80-10,826.56-4,659.94

Finding the Fourth Proportional to 7,848.80, 10,826.56 and 4,659.94

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Solution

The fourth proportional to 7,848.80, 10,826.56 and 4,659.94 is: 6,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.80 : 10,826.56 = 4,659.94 : x
  2. Step 2: Convert to fraction form
    7,848.80/10,826.56 = 4,659.94/x
  3. Step 3: Cross multiply
    7,848.80x = 10,826.56 × 4,659.94
  4. Step 4: Simplify right side
    7,848.80x = 50,451,081.29
  5. Step 5: Solve for x
    x = 50,451,081.29/7,848.80
  6. Step 6: Final answer
    x = 6,427.87

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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.