Home / 6,877.73-10,316.63-1,683.61

Finding the Fourth Proportional to 6,877.73, 10,316.63 and 1,683.61

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Solution

The fourth proportional to 6,877.73, 10,316.63 and 1,683.61 is: 2,525.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.73 : 10,316.63 = 1,683.61 : x
  2. Step 2: Convert to fraction form
    6,877.73/10,316.63 = 1,683.61/x
  3. Step 3: Cross multiply
    6,877.73x = 10,316.63 × 1,683.61
  4. Step 4: Simplify right side
    6,877.73x = 17,369,159.85
  5. Step 5: Solve for x
    x = 17,369,159.85/6,877.73
  6. Step 6: Final answer
    x = 2,525.42

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1.5x scale

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.