Home / 7,826.96-10,802.31-4,843.75

Finding the Fourth Proportional to 7,826.96, 10,802.31 and 4,843.75

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Solution

The fourth proportional to 7,826.96, 10,802.31 and 4,843.75 is: 6,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.96 : 10,802.31 = 4,843.75 : x
  2. Step 2: Convert to fraction form
    7,826.96/10,802.31 = 4,843.75/x
  3. Step 3: Cross multiply
    7,826.96x = 10,802.31 × 4,843.75
  4. Step 4: Simplify right side
    7,826.96x = 52,323,701.34
  5. Step 5: Solve for x
    x = 52,323,701.34/7,826.96
  6. Step 6: Final answer
    x = 6,685.06

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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.