Home / 2,949.48-4,070.25-1,830.87

Finding the Fourth Proportional to 2,949.48, 4,070.25 and 1,830.87

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Solution

The fourth proportional to 2,949.48, 4,070.25 and 1,830.87 is: 2,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.48 : 4,070.25 = 1,830.87 : x
  2. Step 2: Convert to fraction form
    2,949.48/4,070.25 = 1,830.87/x
  3. Step 3: Cross multiply
    2,949.48x = 4,070.25 × 1,830.87
  4. Step 4: Simplify right side
    2,949.48x = 7,452,098.62
  5. Step 5: Solve for x
    x = 7,452,098.62/2,949.48
  6. Step 6: Final answer
    x = 2,526.58

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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.