Home / 4,280.56-6,415.59-2,433.22

Finding the Fourth Proportional to 4,280.56, 6,415.59 and 2,433.22

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Solution

The fourth proportional to 4,280.56, 6,415.59 and 2,433.22 is: 3,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.56 : 6,415.59 = 2,433.22 : x
  2. Step 2: Convert to fraction form
    4,280.56/6,415.59 = 2,433.22/x
  3. Step 3: Cross multiply
    4,280.56x = 6,415.59 × 2,433.22
  4. Step 4: Simplify right side
    4,280.56x = 15,610,541.90
  5. Step 5: Solve for x
    x = 15,610,541.90/4,280.56
  6. Step 6: Final answer
    x = 3,646.85

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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.