Home / 5,557.41-8,333.69-2,783.57

Finding the Fourth Proportional to 5,557.41, 8,333.69 and 2,783.57

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Solution

The fourth proportional to 5,557.41, 8,333.69 and 2,783.57 is: 4,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.41 : 8,333.69 = 2,783.57 : x
  2. Step 2: Convert to fraction form
    5,557.41/8,333.69 = 2,783.57/x
  3. Step 3: Cross multiply
    5,557.41x = 8,333.69 × 2,783.57
  4. Step 4: Simplify right side
    5,557.41x = 23,197,353.89
  5. Step 5: Solve for x
    x = 23,197,353.89/5,557.41
  6. Step 6: Final answer
    x = 4,174.13

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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.