Home / 7,276.97-10,905.02-4,150.50

Finding the Fourth Proportional to 7,276.97, 10,905.02 and 4,150.50

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Solution

The fourth proportional to 7,276.97, 10,905.02 and 4,150.50 is: 6,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.97 : 10,905.02 = 4,150.50 : x
  2. Step 2: Convert to fraction form
    7,276.97/10,905.02 = 4,150.50/x
  3. Step 3: Cross multiply
    7,276.97x = 10,905.02 × 4,150.50
  4. Step 4: Simplify right side
    7,276.97x = 45,261,280.32
  5. Step 5: Solve for x
    x = 45,261,280.32/7,276.97
  6. Step 6: Final answer
    x = 6,219.80

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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.