Home / 2,409.48-3,325.22-1,415.04

Finding the Fourth Proportional to 2,409.48, 3,325.22 and 1,415.04

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Solution

The fourth proportional to 2,409.48, 3,325.22 and 1,415.04 is: 1,952.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.48 : 3,325.22 = 1,415.04 : x
  2. Step 2: Convert to fraction form
    2,409.48/3,325.22 = 1,415.04/x
  3. Step 3: Cross multiply
    2,409.48x = 3,325.22 × 1,415.04
  4. Step 4: Simplify right side
    2,409.48x = 4,705,312.23
  5. Step 5: Solve for x
    x = 4,705,312.23/2,409.48
  6. Step 6: Final answer
    x = 1,952.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.