Home / 3,135.24-4,701.65-1,673.60

Finding the Fourth Proportional to 3,135.24, 4,701.65 and 1,673.60

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Solution

The fourth proportional to 3,135.24, 4,701.65 and 1,673.60 is: 2,509.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.24 : 4,701.65 = 1,673.60 : x
  2. Step 2: Convert to fraction form
    3,135.24/4,701.65 = 1,673.60/x
  3. Step 3: Cross multiply
    3,135.24x = 4,701.65 × 1,673.60
  4. Step 4: Simplify right side
    3,135.24x = 7,868,681.44
  5. Step 5: Solve for x
    x = 7,868,681.44/3,135.24
  6. Step 6: Final answer
    x = 2,509.75

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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.