Home / 7,449.63-10,280.11-4,464.88

Finding the Fourth Proportional to 7,449.63, 10,280.11 and 4,464.88

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Solution

The fourth proportional to 7,449.63, 10,280.11 and 4,464.88 is: 6,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.63 : 10,280.11 = 4,464.88 : x
  2. Step 2: Convert to fraction form
    7,449.63/10,280.11 = 4,464.88/x
  3. Step 3: Cross multiply
    7,449.63x = 10,280.11 × 4,464.88
  4. Step 4: Simplify right side
    7,449.63x = 45,899,457.54
  5. Step 5: Solve for x
    x = 45,899,457.54/7,449.63
  6. Step 6: Final answer
    x = 6,161.31

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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.