Home / 2,000.04-2,758.32-1,890.60

Finding the Fourth Proportional to 2,000.04, 2,758.32 and 1,890.60

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Solution

The fourth proportional to 2,000.04, 2,758.32 and 1,890.60 is: 2,607.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.04 : 2,758.32 = 1,890.60 : x
  2. Step 2: Convert to fraction form
    2,000.04/2,758.32 = 1,890.60/x
  3. Step 3: Cross multiply
    2,000.04x = 2,758.32 × 1,890.60
  4. Step 4: Simplify right side
    2,000.04x = 5,214,879.79
  5. Step 5: Solve for x
    x = 5,214,879.79/2,000.04
  6. Step 6: Final answer
    x = 2,607.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.