Home / 4,680.95-7,017.96-2,212.89

Finding the Fourth Proportional to 4,680.95, 7,017.96 and 2,212.89

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Solution

The fourth proportional to 4,680.95, 7,017.96 and 2,212.89 is: 3,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.95 : 7,017.96 = 2,212.89 : x
  2. Step 2: Convert to fraction form
    4,680.95/7,017.96 = 2,212.89/x
  3. Step 3: Cross multiply
    4,680.95x = 7,017.96 × 2,212.89
  4. Step 4: Simplify right side
    4,680.95x = 15,529,973.50
  5. Step 5: Solve for x
    x = 15,529,973.50/4,680.95
  6. Step 6: Final answer
    x = 3,317.70

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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.