Home / 10,415.58-15,625.46-3,841.80

Finding the Fourth Proportional to 10,415.58, 15,625.46 and 3,841.80

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Solution

The fourth proportional to 10,415.58, 15,625.46 and 3,841.80 is: 5,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,415.58 : 15,625.46 = 3,841.80 : x
  2. Step 2: Convert to fraction form
    10,415.58/15,625.46 = 3,841.80/x
  3. Step 3: Cross multiply
    10,415.58x = 15,625.46 × 3,841.80
  4. Step 4: Simplify right side
    10,415.58x = 60,029,892.23
  5. Step 5: Solve for x
    x = 60,029,892.23/10,415.58
  6. Step 6: Final answer
    x = 5,763.47

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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.