Home / 6,276.21-9,415.83-1,893.40

Finding the Fourth Proportional to 6,276.21, 9,415.83 and 1,893.40

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Solution

The fourth proportional to 6,276.21, 9,415.83 and 1,893.40 is: 2,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.21 : 9,415.83 = 1,893.40 : x
  2. Step 2: Convert to fraction form
    6,276.21/9,415.83 = 1,893.40/x
  3. Step 3: Cross multiply
    6,276.21x = 9,415.83 × 1,893.40
  4. Step 4: Simplify right side
    6,276.21x = 17,827,932.52
  5. Step 5: Solve for x
    x = 17,827,932.52/6,276.21
  6. Step 6: Final answer
    x = 2,840.56

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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.