Home / 4,321.90-6,485.46-1,548.36

Finding the Fourth Proportional to 4,321.90, 6,485.46 and 1,548.36

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Solution

The fourth proportional to 4,321.90, 6,485.46 and 1,548.36 is: 2,323.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.90 : 6,485.46 = 1,548.36 : x
  2. Step 2: Convert to fraction form
    4,321.90/6,485.46 = 1,548.36/x
  3. Step 3: Cross multiply
    4,321.90x = 6,485.46 × 1,548.36
  4. Step 4: Simplify right side
    4,321.90x = 10,041,826.85
  5. Step 5: Solve for x
    x = 10,041,826.85/4,321.90
  6. Step 6: Final answer
    x = 2,323.48

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1.5x scale

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.