Home / 4,378.23-6,041.98-2,388.80

Finding the Fourth Proportional to 4,378.23, 6,041.98 and 2,388.80

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Solution

The fourth proportional to 4,378.23, 6,041.98 and 2,388.80 is: 3,296.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.23 : 6,041.98 = 2,388.80 : x
  2. Step 2: Convert to fraction form
    4,378.23/6,041.98 = 2,388.80/x
  3. Step 3: Cross multiply
    4,378.23x = 6,041.98 × 2,388.80
  4. Step 4: Simplify right side
    4,378.23x = 14,433,081.82
  5. Step 5: Solve for x
    x = 14,433,081.82/4,378.23
  6. Step 6: Final answer
    x = 3,296.56

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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.