Home / 1,504.41-2,257.46-811.06

Finding the Fourth Proportional to 1,504.41, 2,257.46 and 811.06

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Solution

The fourth proportional to 1,504.41, 2,257.46 and 811.06 is: 1,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.41 : 2,257.46 = 811.06 : x
  2. Step 2: Convert to fraction form
    1,504.41/2,257.46 = 811.06/x
  3. Step 3: Cross multiply
    1,504.41x = 2,257.46 × 811.06
  4. Step 4: Simplify right side
    1,504.41x = 1,830,935.51
  5. Step 5: Solve for x
    x = 1,830,935.51/1,504.41
  6. Step 6: Final answer
    x = 1,217.05

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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.