Home / 2,986.61-4,477.03-1,037.57

Finding the Fourth Proportional to 2,986.61, 4,477.03 and 1,037.57

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Solution

The fourth proportional to 2,986.61, 4,477.03 and 1,037.57 is: 1,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.61 : 4,477.03 = 1,037.57 : x
  2. Step 2: Convert to fraction form
    2,986.61/4,477.03 = 1,037.57/x
  3. Step 3: Cross multiply
    2,986.61x = 4,477.03 × 1,037.57
  4. Step 4: Simplify right side
    2,986.61x = 4,645,207.04
  5. Step 5: Solve for x
    x = 4,645,207.04/2,986.61
  6. Step 6: Final answer
    x = 1,555.35

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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.