Home / 3,718.56-5,087.58-3,703.08

Finding the Fourth Proportional to 3,718.56, 5,087.58 and 3,703.08

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Solution

The fourth proportional to 3,718.56, 5,087.58 and 3,703.08 is: 5,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.56 : 5,087.58 = 3,703.08 : x
  2. Step 2: Convert to fraction form
    3,718.56/5,087.58 = 3,703.08/x
  3. Step 3: Cross multiply
    3,718.56x = 5,087.58 × 3,703.08
  4. Step 4: Simplify right side
    3,718.56x = 18,839,715.75
  5. Step 5: Solve for x
    x = 18,839,715.75/3,718.56
  6. Step 6: Final answer
    x = 5,066.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.