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Finding the Fourth Proportional to 3,703.60, 5,554.60 and 1,623.60

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Solution

The fourth proportional to 3,703.60, 5,554.60 and 1,623.60 is: 2,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.60 : 5,554.60 = 1,623.60 : x
  2. Step 2: Convert to fraction form
    3,703.60/5,554.60 = 1,623.60/x
  3. Step 3: Cross multiply
    3,703.60x = 5,554.60 × 1,623.60
  4. Step 4: Simplify right side
    3,703.60x = 9,018,448.56
  5. Step 5: Solve for x
    x = 9,018,448.56/3,703.60
  6. Step 6: Final answer
    x = 2,435.05

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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.