Home / 7,319.73-10,966.62-4,999.89

Finding the Fourth Proportional to 7,319.73, 10,966.62 and 4,999.89

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Solution

The fourth proportional to 7,319.73, 10,966.62 and 4,999.89 is: 7,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.73 : 10,966.62 = 4,999.89 : x
  2. Step 2: Convert to fraction form
    7,319.73/10,966.62 = 4,999.89/x
  3. Step 3: Cross multiply
    7,319.73x = 10,966.62 × 4,999.89
  4. Step 4: Simplify right side
    7,319.73x = 54,831,893.67
  5. Step 5: Solve for x
    x = 54,831,893.67/7,319.73
  6. Step 6: Final answer
    x = 7,490.97

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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.