Home / 10,625.86-15,940.05-2,834.74

Finding the Fourth Proportional to 10,625.86, 15,940.05 and 2,834.74

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Solution

The fourth proportional to 10,625.86, 15,940.05 and 2,834.74 is: 4,252.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.86 : 15,940.05 = 2,834.74 : x
  2. Step 2: Convert to fraction form
    10,625.86/15,940.05 = 2,834.74/x
  3. Step 3: Cross multiply
    10,625.86x = 15,940.05 × 2,834.74
  4. Step 4: Simplify right side
    10,625.86x = 45,185,897.34
  5. Step 5: Solve for x
    x = 45,185,897.34/10,625.86
  6. Step 6: Final answer
    x = 4,252.45

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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.