Home / 4,723.63-7,085.51-1,260.88

Finding the Fourth Proportional to 4,723.63, 7,085.51 and 1,260.88

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Solution

The fourth proportional to 4,723.63, 7,085.51 and 1,260.88 is: 1,891.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.63 : 7,085.51 = 1,260.88 : x
  2. Step 2: Convert to fraction form
    4,723.63/7,085.51 = 1,260.88/x
  3. Step 3: Cross multiply
    4,723.63x = 7,085.51 × 1,260.88
  4. Step 4: Simplify right side
    4,723.63x = 8,933,977.85
  5. Step 5: Solve for x
    x = 8,933,977.85/4,723.63
  6. Step 6: Final answer
    x = 1,891.34

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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.