Home / 8,276.37-11,420.46-4,740.27

Finding the Fourth Proportional to 8,276.37, 11,420.46 and 4,740.27

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Solution

The fourth proportional to 8,276.37, 11,420.46 and 4,740.27 is: 6,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276.37 : 11,420.46 = 4,740.27 : x
  2. Step 2: Convert to fraction form
    8,276.37/11,420.46 = 4,740.27/x
  3. Step 3: Cross multiply
    8,276.37x = 11,420.46 × 4,740.27
  4. Step 4: Simplify right side
    8,276.37x = 54,136,063.92
  5. Step 5: Solve for x
    x = 54,136,063.92/8,276.37
  6. Step 6: Final answer
    x = 6,541.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.