Home / 5,259.75-7,889.35-1,562.01

Finding the Fourth Proportional to 5,259.75, 7,889.35 and 1,562.01

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Solution

The fourth proportional to 5,259.75, 7,889.35 and 1,562.01 is: 2,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.75 : 7,889.35 = 1,562.01 : x
  2. Step 2: Convert to fraction form
    5,259.75/7,889.35 = 1,562.01/x
  3. Step 3: Cross multiply
    5,259.75x = 7,889.35 × 1,562.01
  4. Step 4: Simplify right side
    5,259.75x = 12,323,243.59
  5. Step 5: Solve for x
    x = 12,323,243.59/5,259.75
  6. Step 6: Final answer
    x = 2,342.93

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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.