Home / 3,576.48-4,936.40-2,180.08

Finding the Fourth Proportional to 3,576.48, 4,936.40 and 2,180.08

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Solution

The fourth proportional to 3,576.48, 4,936.40 and 2,180.08 is: 3,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.48 : 4,936.40 = 2,180.08 : x
  2. Step 2: Convert to fraction form
    3,576.48/4,936.40 = 2,180.08/x
  3. Step 3: Cross multiply
    3,576.48x = 4,936.40 × 2,180.08
  4. Step 4: Simplify right side
    3,576.48x = 10,761,746.91
  5. Step 5: Solve for x
    x = 10,761,746.91/3,576.48
  6. Step 6: Final answer
    x = 3,009.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.