Home / 5,947.50-8,921.80-1,564.98

Finding the Fourth Proportional to 5,947.50, 8,921.80 and 1,564.98

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Solution

The fourth proportional to 5,947.50, 8,921.80 and 1,564.98 is: 2,347.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.50 : 8,921.80 = 1,564.98 : x
  2. Step 2: Convert to fraction form
    5,947.50/8,921.80 = 1,564.98/x
  3. Step 3: Cross multiply
    5,947.50x = 8,921.80 × 1,564.98
  4. Step 4: Simplify right side
    5,947.50x = 13,962,438.56
  5. Step 5: Solve for x
    x = 13,962,438.56/5,947.50
  6. Step 6: Final answer
    x = 2,347.61

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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.