Home / 2,539.02-3,808.61-896.70

Finding the Fourth Proportional to 2,539.02, 3,808.61 and 896.70

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Solution

The fourth proportional to 2,539.02, 3,808.61 and 896.70 is: 1,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.02 : 3,808.61 = 896.70 : x
  2. Step 2: Convert to fraction form
    2,539.02/3,808.61 = 896.70/x
  3. Step 3: Cross multiply
    2,539.02x = 3,808.61 × 896.70
  4. Step 4: Simplify right side
    2,539.02x = 3,415,176.10
  5. Step 5: Solve for x
    x = 3,415,176.10/2,539.02
  6. Step 6: Final answer
    x = 1,345.08

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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.