Home / 12,254.60-18,386.70-4,464.20

Finding the Fourth Proportional to 12,254.60, 18,386.70 and 4,464.20

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Solution

The fourth proportional to 12,254.60, 18,386.70 and 4,464.20 is: 6,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254.60 : 18,386.70 = 4,464.20 : x
  2. Step 2: Convert to fraction form
    12,254.60/18,386.70 = 4,464.20/x
  3. Step 3: Cross multiply
    12,254.60x = 18,386.70 × 4,464.20
  4. Step 4: Simplify right side
    12,254.60x = 82,081,906.14
  5. Step 5: Solve for x
    x = 82,081,906.14/12,254.60
  6. Step 6: Final answer
    x = 6,698.05

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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.