Home / 4,967.29-7,450.53-1,680.31

Finding the Fourth Proportional to 4,967.29, 7,450.53 and 1,680.31

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Solution

The fourth proportional to 4,967.29, 7,450.53 and 1,680.31 is: 2,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.29 : 7,450.53 = 1,680.31 : x
  2. Step 2: Convert to fraction form
    4,967.29/7,450.53 = 1,680.31/x
  3. Step 3: Cross multiply
    4,967.29x = 7,450.53 × 1,680.31
  4. Step 4: Simplify right side
    4,967.29x = 12,519,200.06
  5. Step 5: Solve for x
    x = 12,519,200.06/4,967.29
  6. Step 6: Final answer
    x = 2,520.33

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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.