Home / 4,980.40-7,474.04-2,058.73

Finding the Fourth Proportional to 4,980.40, 7,474.04 and 2,058.73

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Solution

The fourth proportional to 4,980.40, 7,474.04 and 2,058.73 is: 3,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.40 : 7,474.04 = 2,058.73 : x
  2. Step 2: Convert to fraction form
    4,980.40/7,474.04 = 2,058.73/x
  3. Step 3: Cross multiply
    4,980.40x = 7,474.04 × 2,058.73
  4. Step 4: Simplify right side
    4,980.40x = 15,387,030.37
  5. Step 5: Solve for x
    x = 15,387,030.37/4,980.40
  6. Step 6: Final answer
    x = 3,089.52

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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.