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Finding the Fourth Proportional to 4,703.46, 7,050.21 and 1,740.00

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Solution

The fourth proportional to 4,703.46, 7,050.21 and 1,740.00 is: 2,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.46 : 7,050.21 = 1,740.00 : x
  2. Step 2: Convert to fraction form
    4,703.46/7,050.21 = 1,740.00/x
  3. Step 3: Cross multiply
    4,703.46x = 7,050.21 × 1,740.00
  4. Step 4: Simplify right side
    4,703.46x = 12,267,321.45
  5. Step 5: Solve for x
    x = 12,267,321.45/4,703.46
  6. Step 6: Final answer
    x = 2,608.15

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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.