Home / 5,678.46-8,516.73-1,573.50

Finding the Fourth Proportional to 5,678.46, 8,516.73 and 1,573.50

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Solution

The fourth proportional to 5,678.46, 8,516.73 and 1,573.50 is: 2,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678.46 : 8,516.73 = 1,573.50 : x
  2. Step 2: Convert to fraction form
    5,678.46/8,516.73 = 1,573.50/x
  3. Step 3: Cross multiply
    5,678.46x = 8,516.73 × 1,573.50
  4. Step 4: Simplify right side
    5,678.46x = 13,401,074.66
  5. Step 5: Solve for x
    x = 13,401,074.66/5,678.46
  6. Step 6: Final answer
    x = 2,359.98

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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.