Home / 4,817.07-7,231.37-2,870.19

Finding the Fourth Proportional to 4,817.07, 7,231.37 and 2,870.19

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Solution

The fourth proportional to 4,817.07, 7,231.37 and 2,870.19 is: 4,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.07 : 7,231.37 = 2,870.19 : x
  2. Step 2: Convert to fraction form
    4,817.07/7,231.37 = 2,870.19/x
  3. Step 3: Cross multiply
    4,817.07x = 7,231.37 × 2,870.19
  4. Step 4: Simplify right side
    4,817.07x = 20,755,391.51
  5. Step 5: Solve for x
    x = 20,755,391.51/4,817.07
  6. Step 6: Final answer
    x = 4,308.72

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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.