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Finding the Fourth Proportional to 7,158.99, 10,735.91 and 2,477.73

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Solution

The fourth proportional to 7,158.99, 10,735.91 and 2,477.73 is: 3,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.99 : 10,735.91 = 2,477.73 : x
  2. Step 2: Convert to fraction form
    7,158.99/10,735.91 = 2,477.73/x
  3. Step 3: Cross multiply
    7,158.99x = 10,735.91 × 2,477.73
  4. Step 4: Simplify right side
    7,158.99x = 26,600,656.35
  5. Step 5: Solve for x
    x = 26,600,656.35/7,158.99
  6. Step 6: Final answer
    x = 3,715.70

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1.5x scale

Why These Related Problems?

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