Home / 2,539.20-3,808.72-1,506.28

Finding the Fourth Proportional to 2,539.20, 3,808.72 and 1,506.28

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Solution

The fourth proportional to 2,539.20, 3,808.72 and 1,506.28 is: 2,259.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.20 : 3,808.72 = 1,506.28 : x
  2. Step 2: Convert to fraction form
    2,539.20/3,808.72 = 1,506.28/x
  3. Step 3: Cross multiply
    2,539.20x = 3,808.72 × 1,506.28
  4. Step 4: Simplify right side
    2,539.20x = 5,736,998.76
  5. Step 5: Solve for x
    x = 5,736,998.76/2,539.20
  6. Step 6: Final answer
    x = 2,259.37

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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.