Home / 10,746.98-16,124.56-4,177.80

Finding the Fourth Proportional to 10,746.98, 16,124.56 and 4,177.80

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Solution

The fourth proportional to 10,746.98, 16,124.56 and 4,177.80 is: 6,268.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.98 : 16,124.56 = 4,177.80 : x
  2. Step 2: Convert to fraction form
    10,746.98/16,124.56 = 4,177.80/x
  3. Step 3: Cross multiply
    10,746.98x = 16,124.56 × 4,177.80
  4. Step 4: Simplify right side
    10,746.98x = 67,365,186.77
  5. Step 5: Solve for x
    x = 67,365,186.77/10,746.98
  6. Step 6: Final answer
    x = 6,268.29

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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.