Home / 4,987.05-7,477.84-2,063.76

Finding the Fourth Proportional to 4,987.05, 7,477.84 and 2,063.76

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Solution

The fourth proportional to 4,987.05, 7,477.84 and 2,063.76 is: 3,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.05 : 7,477.84 = 2,063.76 : x
  2. Step 2: Convert to fraction form
    4,987.05/7,477.84 = 2,063.76/x
  3. Step 3: Cross multiply
    4,987.05x = 7,477.84 × 2,063.76
  4. Step 4: Simplify right side
    4,987.05x = 15,432,467.08
  5. Step 5: Solve for x
    x = 15,432,467.08/4,987.05
  6. Step 6: Final answer
    x = 3,094.51

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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.