Home / 4,485.16-6,726.66-1,886.68

Finding the Fourth Proportional to 4,485.16, 6,726.66 and 1,886.68

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Solution

The fourth proportional to 4,485.16, 6,726.66 and 1,886.68 is: 2,829.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.16 : 6,726.66 = 1,886.68 : x
  2. Step 2: Convert to fraction form
    4,485.16/6,726.66 = 1,886.68/x
  3. Step 3: Cross multiply
    4,485.16x = 6,726.66 × 1,886.68
  4. Step 4: Simplify right side
    4,485.16x = 12,691,054.89
  5. Step 5: Solve for x
    x = 12,691,054.89/4,485.16
  6. Step 6: Final answer
    x = 2,829.57

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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.