Home / 1,513.33-2,088.44-850.02

Finding the Fourth Proportional to 1,513.33, 2,088.44 and 850.02

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Solution

The fourth proportional to 1,513.33, 2,088.44 and 850.02 is: 1,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.33 : 2,088.44 = 850.02 : x
  2. Step 2: Convert to fraction form
    1,513.33/2,088.44 = 850.02/x
  3. Step 3: Cross multiply
    1,513.33x = 2,088.44 × 850.02
  4. Step 4: Simplify right side
    1,513.33x = 1,775,215.77
  5. Step 5: Solve for x
    x = 1,775,215.77/1,513.33
  6. Step 6: Final answer
    x = 1,173.05

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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.