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Finding the Fourth Proportional to 4,693.02, 7,038.99 and 1,230.54

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Solution

The fourth proportional to 4,693.02, 7,038.99 and 1,230.54 is: 1,845.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,693.02 : 7,038.99 = 1,230.54 : x
  2. Step 2: Convert to fraction form
    4,693.02/7,038.99 = 1,230.54/x
  3. Step 3: Cross multiply
    4,693.02x = 7,038.99 × 1,230.54
  4. Step 4: Simplify right side
    4,693.02x = 8,661,758.75
  5. Step 5: Solve for x
    x = 8,661,758.75/4,693.02
  6. Step 6: Final answer
    x = 1,845.67

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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.