Home / 3,409.25-4,702.52-2,903.81

Finding the Fourth Proportional to 3,409.25, 4,702.52 and 2,903.81

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Solution

The fourth proportional to 3,409.25, 4,702.52 and 2,903.81 is: 4,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.25 : 4,702.52 = 2,903.81 : x
  2. Step 2: Convert to fraction form
    3,409.25/4,702.52 = 2,903.81/x
  3. Step 3: Cross multiply
    3,409.25x = 4,702.52 × 2,903.81
  4. Step 4: Simplify right side
    3,409.25x = 13,655,186.57
  5. Step 5: Solve for x
    x = 13,655,186.57/3,409.25
  6. Step 6: Final answer
    x = 4,005.34

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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.