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Finding the Fourth Proportional to 2,295.86, 3,445.14 and 835.12

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Solution

The fourth proportional to 2,295.86, 3,445.14 and 835.12 is: 1,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.86 : 3,445.14 = 835.12 : x
  2. Step 2: Convert to fraction form
    2,295.86/3,445.14 = 835.12/x
  3. Step 3: Cross multiply
    2,295.86x = 3,445.14 × 835.12
  4. Step 4: Simplify right side
    2,295.86x = 2,877,112.75
  5. Step 5: Solve for x
    x = 2,877,112.75/2,295.86
  6. Step 6: Final answer
    x = 1,253.18

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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.