Home / 6,276.92-9,405.39-3,315.26

Finding the Fourth Proportional to 6,276.92, 9,405.39 and 3,315.26

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Solution

The fourth proportional to 6,276.92, 9,405.39 and 3,315.26 is: 4,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.92 : 9,405.39 = 3,315.26 : x
  2. Step 2: Convert to fraction form
    6,276.92/9,405.39 = 3,315.26/x
  3. Step 3: Cross multiply
    6,276.92x = 9,405.39 × 3,315.26
  4. Step 4: Simplify right side
    6,276.92x = 31,181,266.22
  5. Step 5: Solve for x
    x = 31,181,266.22/6,276.92
  6. Step 6: Final answer
    x = 4,967.60

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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.