Home / 6,838.31-10,276.70-4,065.48

Finding the Fourth Proportional to 6,838.31, 10,276.70 and 4,065.48

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Solution

The fourth proportional to 6,838.31, 10,276.70 and 4,065.48 is: 6,109.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.31 : 10,276.70 = 4,065.48 : x
  2. Step 2: Convert to fraction form
    6,838.31/10,276.70 = 4,065.48/x
  3. Step 3: Cross multiply
    6,838.31x = 10,276.70 × 4,065.48
  4. Step 4: Simplify right side
    6,838.31x = 41,779,718.32
  5. Step 5: Solve for x
    x = 41,779,718.32/6,838.31
  6. Step 6: Final answer
    x = 6,109.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.