Home / 5,947.69-8,921.51-1,505.37

Finding the Fourth Proportional to 5,947.69, 8,921.51 and 1,505.37

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Solution

The fourth proportional to 5,947.69, 8,921.51 and 1,505.37 is: 2,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.69 : 8,921.51 = 1,505.37 : x
  2. Step 2: Convert to fraction form
    5,947.69/8,921.51 = 1,505.37/x
  3. Step 3: Cross multiply
    5,947.69x = 8,921.51 × 1,505.37
  4. Step 4: Simplify right side
    5,947.69x = 13,430,173.51
  5. Step 5: Solve for x
    x = 13,430,173.51/5,947.69
  6. Step 6: Final answer
    x = 2,258.05

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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.