Home / 6,284.18-9,415.35-3,813.80

Finding the Fourth Proportional to 6,284.18, 9,415.35 and 3,813.80

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Solution

The fourth proportional to 6,284.18, 9,415.35 and 3,813.80 is: 5,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.18 : 9,415.35 = 3,813.80 : x
  2. Step 2: Convert to fraction form
    6,284.18/9,415.35 = 3,813.80/x
  3. Step 3: Cross multiply
    6,284.18x = 9,415.35 × 3,813.80
  4. Step 4: Simplify right side
    6,284.18x = 35,908,214.75
  5. Step 5: Solve for x
    x = 35,908,214.75/6,284.18
  6. Step 6: Final answer
    x = 5,714.07

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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.