Home / 5,054.40-6,976.80-4,363.20

Finding the Fourth Proportional to 5,054.40, 6,976.80 and 4,363.20

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Solution

The fourth proportional to 5,054.40, 6,976.80 and 4,363.20 is: 6,022.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.40 : 6,976.80 = 4,363.20 : x
  2. Step 2: Convert to fraction form
    5,054.40/6,976.80 = 4,363.20/x
  3. Step 3: Cross multiply
    5,054.40x = 6,976.80 × 4,363.20
  4. Step 4: Simplify right side
    5,054.40x = 30,441,173.76
  5. Step 5: Solve for x
    x = 30,441,173.76/5,054.40
  6. Step 6: Final answer
    x = 6,022.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.