Home / 4,790.19-7,184.46-1,326.63

Finding the Fourth Proportional to 4,790.19, 7,184.46 and 1,326.63

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Solution

The fourth proportional to 4,790.19, 7,184.46 and 1,326.63 is: 1,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.19 : 7,184.46 = 1,326.63 : x
  2. Step 2: Convert to fraction form
    4,790.19/7,184.46 = 1,326.63/x
  3. Step 3: Cross multiply
    4,790.19x = 7,184.46 × 1,326.63
  4. Step 4: Simplify right side
    4,790.19x = 9,531,120.17
  5. Step 5: Solve for x
    x = 9,531,120.17/4,790.19
  6. Step 6: Final answer
    x = 1,989.72

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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.