Home / 4,405.60-6,602.76-1,805.44

Finding the Fourth Proportional to 4,405.60, 6,602.76 and 1,805.44

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Solution

The fourth proportional to 4,405.60, 6,602.76 and 1,805.44 is: 2,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.60 : 6,602.76 = 1,805.44 : x
  2. Step 2: Convert to fraction form
    4,405.60/6,602.76 = 1,805.44/x
  3. Step 3: Cross multiply
    4,405.60x = 6,602.76 × 1,805.44
  4. Step 4: Simplify right side
    4,405.60x = 11,920,887.01
  5. Step 5: Solve for x
    x = 11,920,887.01/4,405.60
  6. Step 6: Final answer
    x = 2,705.85

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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.