Home / 5,087.04-7,628.36-1,755.64

Finding the Fourth Proportional to 5,087.04, 7,628.36 and 1,755.64

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Solution

The fourth proportional to 5,087.04, 7,628.36 and 1,755.64 is: 2,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.04 : 7,628.36 = 1,755.64 : x
  2. Step 2: Convert to fraction form
    5,087.04/7,628.36 = 1,755.64/x
  3. Step 3: Cross multiply
    5,087.04x = 7,628.36 × 1,755.64
  4. Step 4: Simplify right side
    5,087.04x = 13,392,653.95
  5. Step 5: Solve for x
    x = 13,392,653.95/5,087.04
  6. Step 6: Final answer
    x = 2,632.70

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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.