Home / 5,260.34-7,889.37-1,973.67

Finding the Fourth Proportional to 5,260.34, 7,889.37 and 1,973.67

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Solution

The fourth proportional to 5,260.34, 7,889.37 and 1,973.67 is: 2,960.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.34 : 7,889.37 = 1,973.67 : x
  2. Step 2: Convert to fraction form
    5,260.34/7,889.37 = 1,973.67/x
  3. Step 3: Cross multiply
    5,260.34x = 7,889.37 × 1,973.67
  4. Step 4: Simplify right side
    5,260.34x = 15,571,012.89
  5. Step 5: Solve for x
    x = 15,571,012.89/5,260.34
  6. Step 6: Final answer
    x = 2,960.08

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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.