Home / 7,784.10-10,751.00-5,669.06

Finding the Fourth Proportional to 7,784.10, 10,751.00 and 5,669.06

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Solution

The fourth proportional to 7,784.10, 10,751.00 and 5,669.06 is: 7,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784.10 : 10,751.00 = 5,669.06 : x
  2. Step 2: Convert to fraction form
    7,784.10/10,751.00 = 5,669.06/x
  3. Step 3: Cross multiply
    7,784.10x = 10,751.00 × 5,669.06
  4. Step 4: Simplify right side
    7,784.10x = 60,947,981.96
  5. Step 5: Solve for x
    x = 60,947,981.96/7,784.10
  6. Step 6: Final answer
    x = 7,829.80

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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.