Home / 2,985.44-4,478.82-1,037.66

Finding the Fourth Proportional to 2,985.44, 4,478.82 and 1,037.66

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Solution

The fourth proportional to 2,985.44, 4,478.82 and 1,037.66 is: 1,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.44 : 4,478.82 = 1,037.66 : x
  2. Step 2: Convert to fraction form
    2,985.44/4,478.82 = 1,037.66/x
  3. Step 3: Cross multiply
    2,985.44x = 4,478.82 × 1,037.66
  4. Step 4: Simplify right side
    2,985.44x = 4,647,492.36
  5. Step 5: Solve for x
    x = 4,647,492.36/2,985.44
  6. Step 6: Final answer
    x = 1,556.72

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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.