Home / 4,837.80-7,256.62-2,101.80

Finding the Fourth Proportional to 4,837.80, 7,256.62 and 2,101.80

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Solution

The fourth proportional to 4,837.80, 7,256.62 and 2,101.80 is: 3,152.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,837.80 : 7,256.62 = 2,101.80 : x
  2. Step 2: Convert to fraction form
    4,837.80/7,256.62 = 2,101.80/x
  3. Step 3: Cross multiply
    4,837.80x = 7,256.62 × 2,101.80
  4. Step 4: Simplify right side
    4,837.80x = 15,251,963.92
  5. Step 5: Solve for x
    x = 15,251,963.92/4,837.80
  6. Step 6: Final answer
    x = 3,152.67

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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.