Home / 4,018.71-6,028.32-1,245.15

Finding the Fourth Proportional to 4,018.71, 6,028.32 and 1,245.15

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Solution

The fourth proportional to 4,018.71, 6,028.32 and 1,245.15 is: 1,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.71 : 6,028.32 = 1,245.15 : x
  2. Step 2: Convert to fraction form
    4,018.71/6,028.32 = 1,245.15/x
  3. Step 3: Cross multiply
    4,018.71x = 6,028.32 × 1,245.15
  4. Step 4: Simplify right side
    4,018.71x = 7,506,162.65
  5. Step 5: Solve for x
    x = 7,506,162.65/4,018.71
  6. Step 6: Final answer
    x = 1,867.80

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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.