Home / 4,680.34-7,016.70-1,908.30

Finding the Fourth Proportional to 4,680.34, 7,016.70 and 1,908.30

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Solution

The fourth proportional to 4,680.34, 7,016.70 and 1,908.30 is: 2,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.34 : 7,016.70 = 1,908.30 : x
  2. Step 2: Convert to fraction form
    4,680.34/7,016.70 = 1,908.30/x
  3. Step 3: Cross multiply
    4,680.34x = 7,016.70 × 1,908.30
  4. Step 4: Simplify right side
    4,680.34x = 13,389,968.61
  5. Step 5: Solve for x
    x = 13,389,968.61/4,680.34
  6. Step 6: Final answer
    x = 2,860.90

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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.