Home / 3,240.96-4,861.56-1,051.08

Finding the Fourth Proportional to 3,240.96, 4,861.56 and 1,051.08

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Solution

The fourth proportional to 3,240.96, 4,861.56 and 1,051.08 is: 1,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.96 : 4,861.56 = 1,051.08 : x
  2. Step 2: Convert to fraction form
    3,240.96/4,861.56 = 1,051.08/x
  3. Step 3: Cross multiply
    3,240.96x = 4,861.56 × 1,051.08
  4. Step 4: Simplify right side
    3,240.96x = 5,109,888.48
  5. Step 5: Solve for x
    x = 5,109,888.48/3,240.96
  6. Step 6: Final answer
    x = 1,576.66

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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.