Home / 3,360.07-4,636.90-1,867.95

Finding the Fourth Proportional to 3,360.07, 4,636.90 and 1,867.95

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Solution

The fourth proportional to 3,360.07, 4,636.90 and 1,867.95 is: 2,577.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.07 : 4,636.90 = 1,867.95 : x
  2. Step 2: Convert to fraction form
    3,360.07/4,636.90 = 1,867.95/x
  3. Step 3: Cross multiply
    3,360.07x = 4,636.90 × 1,867.95
  4. Step 4: Simplify right side
    3,360.07x = 8,661,492.69
  5. Step 5: Solve for x
    x = 8,661,492.69/3,360.07
  6. Step 6: Final answer
    x = 2,577.77

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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.