Home / 9,350.80-14,042.40-4,976.80

Finding the Fourth Proportional to 9,350.80, 14,042.40 and 4,976.80

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Solution

The fourth proportional to 9,350.80, 14,042.40 and 4,976.80 is: 7,473.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.80 : 14,042.40 = 4,976.80 : x
  2. Step 2: Convert to fraction form
    9,350.80/14,042.40 = 4,976.80/x
  3. Step 3: Cross multiply
    9,350.80x = 14,042.40 × 4,976.80
  4. Step 4: Simplify right side
    9,350.80x = 69,886,216.32
  5. Step 5: Solve for x
    x = 69,886,216.32/9,350.80
  6. Step 6: Final answer
    x = 7,473.82

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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.