Home / 7,158.79-10,735.56-2,477.59

Finding the Fourth Proportional to 7,158.79, 10,735.56 and 2,477.59

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Solution

The fourth proportional to 7,158.79, 10,735.56 and 2,477.59 is: 3,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.79 : 10,735.56 = 2,477.59 : x
  2. Step 2: Convert to fraction form
    7,158.79/10,735.56 = 2,477.59/x
  3. Step 3: Cross multiply
    7,158.79x = 10,735.56 × 2,477.59
  4. Step 4: Simplify right side
    7,158.79x = 26,598,316.10
  5. Step 5: Solve for x
    x = 26,598,316.10/7,158.79
  6. Step 6: Final answer
    x = 3,715.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.