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Finding the Fourth Proportional to 3,026.63, 4,539.95 and 835.99

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Solution

The fourth proportional to 3,026.63, 4,539.95 and 835.99 is: 1,253.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.63 : 4,539.95 = 835.99 : x
  2. Step 2: Convert to fraction form
    3,026.63/4,539.95 = 835.99/x
  3. Step 3: Cross multiply
    3,026.63x = 4,539.95 × 835.99
  4. Step 4: Simplify right side
    3,026.63x = 3,795,343.54
  5. Step 5: Solve for x
    x = 3,795,343.54/3,026.63
  6. Step 6: Final answer
    x = 1,253.98

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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.