Home / 7,444.80-10,273.41-4,257.90

Finding the Fourth Proportional to 7,444.80, 10,273.41 and 4,257.90

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Solution

The fourth proportional to 7,444.80, 10,273.41 and 4,257.90 is: 5,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.80 : 10,273.41 = 4,257.90 : x
  2. Step 2: Convert to fraction form
    7,444.80/10,273.41 = 4,257.90/x
  3. Step 3: Cross multiply
    7,444.80x = 10,273.41 × 4,257.90
  4. Step 4: Simplify right side
    7,444.80x = 43,743,152.44
  5. Step 5: Solve for x
    x = 43,743,152.44/7,444.80
  6. Step 6: Final answer
    x = 5,875.67

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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.