Home / 3,051.47-4,579.64-1,203.05

Finding the Fourth Proportional to 3,051.47, 4,579.64 and 1,203.05

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Solution

The fourth proportional to 3,051.47, 4,579.64 and 1,203.05 is: 1,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.47 : 4,579.64 = 1,203.05 : x
  2. Step 2: Convert to fraction form
    3,051.47/4,579.64 = 1,203.05/x
  3. Step 3: Cross multiply
    3,051.47x = 4,579.64 × 1,203.05
  4. Step 4: Simplify right side
    3,051.47x = 5,509,529.89
  5. Step 5: Solve for x
    x = 5,509,529.89/3,051.47
  6. Step 6: Final answer
    x = 1,805.53

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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.