Home / 3,360.08-4,636.54-1,868.06

Finding the Fourth Proportional to 3,360.08, 4,636.54 and 1,868.06

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Solution

The fourth proportional to 3,360.08, 4,636.54 and 1,868.06 is: 2,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.08 : 4,636.54 = 1,868.06 : x
  2. Step 2: Convert to fraction form
    3,360.08/4,636.54 = 1,868.06/x
  3. Step 3: Cross multiply
    3,360.08x = 4,636.54 × 1,868.06
  4. Step 4: Simplify right side
    3,360.08x = 8,661,348.84
  5. Step 5: Solve for x
    x = 8,661,348.84/3,360.08
  6. Step 6: Final answer
    x = 2,577.72

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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.