Home / 3,085.60-4,630.08-1,137.52

Finding the Fourth Proportional to 3,085.60, 4,630.08 and 1,137.52

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Solution

The fourth proportional to 3,085.60, 4,630.08 and 1,137.52 is: 1,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.60 : 4,630.08 = 1,137.52 : x
  2. Step 2: Convert to fraction form
    3,085.60/4,630.08 = 1,137.52/x
  3. Step 3: Cross multiply
    3,085.60x = 4,630.08 × 1,137.52
  4. Step 4: Simplify right side
    3,085.60x = 5,266,808.60
  5. Step 5: Solve for x
    x = 5,266,808.60/3,085.60
  6. Step 6: Final answer
    x = 1,706.90

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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.