Home / 5,051.63-6,970.05-2,898.41

Finding the Fourth Proportional to 5,051.63, 6,970.05 and 2,898.41

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Solution

The fourth proportional to 5,051.63, 6,970.05 and 2,898.41 is: 3,999.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.63 : 6,970.05 = 2,898.41 : x
  2. Step 2: Convert to fraction form
    5,051.63/6,970.05 = 2,898.41/x
  3. Step 3: Cross multiply
    5,051.63x = 6,970.05 × 2,898.41
  4. Step 4: Simplify right side
    5,051.63x = 20,202,027.77
  5. Step 5: Solve for x
    x = 20,202,027.77/5,051.63
  6. Step 6: Final answer
    x = 3,999.11

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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.