Home / 7,106.02-9,806.20-4,122.36

Finding the Fourth Proportional to 7,106.02, 9,806.20 and 4,122.36

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Solution

The fourth proportional to 7,106.02, 9,806.20 and 4,122.36 is: 5,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.02 : 9,806.20 = 4,122.36 : x
  2. Step 2: Convert to fraction form
    7,106.02/9,806.20 = 4,122.36/x
  3. Step 3: Cross multiply
    7,106.02x = 9,806.20 × 4,122.36
  4. Step 4: Simplify right side
    7,106.02x = 40,424,686.63
  5. Step 5: Solve for x
    x = 40,424,686.63/7,106.02
  6. Step 6: Final answer
    x = 5,688.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.