Home / 2,929.08-4,042.08-1,602.77

Finding the Fourth Proportional to 2,929.08, 4,042.08 and 1,602.77

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Solution

The fourth proportional to 2,929.08, 4,042.08 and 1,602.77 is: 2,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.08 : 4,042.08 = 1,602.77 : x
  2. Step 2: Convert to fraction form
    2,929.08/4,042.08 = 1,602.77/x
  3. Step 3: Cross multiply
    2,929.08x = 4,042.08 × 1,602.77
  4. Step 4: Simplify right side
    2,929.08x = 6,478,524.56
  5. Step 5: Solve for x
    x = 6,478,524.56/2,929.08
  6. Step 6: Final answer
    x = 2,211.80

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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.