Home / 3,165.36-4,746.24-1,432.32

Finding the Fourth Proportional to 3,165.36, 4,746.24 and 1,432.32

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Solution

The fourth proportional to 3,165.36, 4,746.24 and 1,432.32 is: 2,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.36 : 4,746.24 = 1,432.32 : x
  2. Step 2: Convert to fraction form
    3,165.36/4,746.24 = 1,432.32/x
  3. Step 3: Cross multiply
    3,165.36x = 4,746.24 × 1,432.32
  4. Step 4: Simplify right side
    3,165.36x = 6,798,134.48
  5. Step 5: Solve for x
    x = 6,798,134.48/3,165.36
  6. Step 6: Final answer
    x = 2,147.67

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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.