Home / 4,681.56-7,017.74-1,910.18

Finding the Fourth Proportional to 4,681.56, 7,017.74 and 1,910.18

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Solution

The fourth proportional to 4,681.56, 7,017.74 and 1,910.18 is: 2,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.56 : 7,017.74 = 1,910.18 : x
  2. Step 2: Convert to fraction form
    4,681.56/7,017.74 = 1,910.18/x
  3. Step 3: Cross multiply
    4,681.56x = 7,017.74 × 1,910.18
  4. Step 4: Simplify right side
    4,681.56x = 13,405,161.75
  5. Step 5: Solve for x
    x = 13,405,161.75/4,681.56
  6. Step 6: Final answer
    x = 2,863.39

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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.