Home / 4,703.20-7,054.73-1,145.36

Finding the Fourth Proportional to 4,703.20, 7,054.73 and 1,145.36

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Solution

The fourth proportional to 4,703.20, 7,054.73 and 1,145.36 is: 1,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.20 : 7,054.73 = 1,145.36 : x
  2. Step 2: Convert to fraction form
    4,703.20/7,054.73 = 1,145.36/x
  3. Step 3: Cross multiply
    4,703.20x = 7,054.73 × 1,145.36
  4. Step 4: Simplify right side
    4,703.20x = 8,080,205.55
  5. Step 5: Solve for x
    x = 8,080,205.55/4,703.20
  6. Step 6: Final answer
    x = 1,718.02

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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.