Home / 6,498.21-9,680.84-6,184.74

Finding the Fourth Proportional to 6,498.21, 9,680.84 and 6,184.74

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Solution

The fourth proportional to 6,498.21, 9,680.84 and 6,184.74 is: 9,213.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498.21 : 9,680.84 = 6,184.74 : x
  2. Step 2: Convert to fraction form
    6,498.21/9,680.84 = 6,184.74/x
  3. Step 3: Cross multiply
    6,498.21x = 9,680.84 × 6,184.74
  4. Step 4: Simplify right side
    6,498.21x = 59,873,447.46
  5. Step 5: Solve for x
    x = 59,873,447.46/6,498.21
  6. Step 6: Final answer
    x = 9,213.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.