Home / 4,485.53-6,726.30-1,886.63

Finding the Fourth Proportional to 4,485.53, 6,726.30 and 1,886.63

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Solution

The fourth proportional to 4,485.53, 6,726.30 and 1,886.63 is: 2,829.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.53 : 6,726.30 = 1,886.63 : x
  2. Step 2: Convert to fraction form
    4,485.53/6,726.30 = 1,886.63/x
  3. Step 3: Cross multiply
    4,485.53x = 6,726.30 × 1,886.63
  4. Step 4: Simplify right side
    4,485.53x = 12,690,039.37
  5. Step 5: Solve for x
    x = 12,690,039.37/4,485.53
  6. Step 6: Final answer
    x = 2,829.11

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1.5x scale

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.