Home / 3,070.48-4,605.90-1,338.52

Finding the Fourth Proportional to 3,070.48, 4,605.90 and 1,338.52

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Solution

The fourth proportional to 3,070.48, 4,605.90 and 1,338.52 is: 2,007.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.48 : 4,605.90 = 1,338.52 : x
  2. Step 2: Convert to fraction form
    3,070.48/4,605.90 = 1,338.52/x
  3. Step 3: Cross multiply
    3,070.48x = 4,605.90 × 1,338.52
  4. Step 4: Simplify right side
    3,070.48x = 6,165,089.27
  5. Step 5: Solve for x
    x = 6,165,089.27/3,070.48
  6. Step 6: Final answer
    x = 2,007.86

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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.