Home / 2,985.85-4,479.18-1,037.53

Finding the Fourth Proportional to 2,985.85, 4,479.18 and 1,037.53

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Solution

The fourth proportional to 2,985.85, 4,479.18 and 1,037.53 is: 1,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.85 : 4,479.18 = 1,037.53 : x
  2. Step 2: Convert to fraction form
    2,985.85/4,479.18 = 1,037.53/x
  3. Step 3: Cross multiply
    2,985.85x = 4,479.18 × 1,037.53
  4. Step 4: Simplify right side
    2,985.85x = 4,647,283.63
  5. Step 5: Solve for x
    x = 4,647,283.63/2,985.85
  6. Step 6: Final answer
    x = 1,556.44

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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.