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Finding the Fourth Proportional to 5,865.32, 8,798.38 and 1,705.36

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Solution

The fourth proportional to 5,865.32, 8,798.38 and 1,705.36 is: 2,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.32 : 8,798.38 = 1,705.36 : x
  2. Step 2: Convert to fraction form
    5,865.32/8,798.38 = 1,705.36/x
  3. Step 3: Cross multiply
    5,865.32x = 8,798.38 × 1,705.36
  4. Step 4: Simplify right side
    5,865.32x = 15,004,405.32
  5. Step 5: Solve for x
    x = 15,004,405.32/5,865.32
  6. Step 6: Final answer
    x = 2,558.16

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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.