Home / 2,899.86-4,000.30-1,835.82

Finding the Fourth Proportional to 2,899.86, 4,000.30 and 1,835.82

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Solution

The fourth proportional to 2,899.86, 4,000.30 and 1,835.82 is: 2,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.86 : 4,000.30 = 1,835.82 : x
  2. Step 2: Convert to fraction form
    2,899.86/4,000.30 = 1,835.82/x
  3. Step 3: Cross multiply
    2,899.86x = 4,000.30 × 1,835.82
  4. Step 4: Simplify right side
    2,899.86x = 7,343,830.75
  5. Step 5: Solve for x
    x = 7,343,830.75/2,899.86
  6. Step 6: Final answer
    x = 2,532.48

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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.