Home / 6,418.58-9,632.89-3,298.46

Finding the Fourth Proportional to 6,418.58, 9,632.89 and 3,298.46

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Solution

The fourth proportional to 6,418.58, 9,632.89 and 3,298.46 is: 4,950.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.58 : 9,632.89 = 3,298.46 : x
  2. Step 2: Convert to fraction form
    6,418.58/9,632.89 = 3,298.46/x
  3. Step 3: Cross multiply
    6,418.58x = 9,632.89 × 3,298.46
  4. Step 4: Simplify right side
    6,418.58x = 31,773,718.19
  5. Step 5: Solve for x
    x = 31,773,718.19/6,418.58
  6. Step 6: Final answer
    x = 4,950.27

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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.