Home / 2,072.48-3,108.80-533.52

Finding the Fourth Proportional to 2,072.48, 3,108.80 and 533.52

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Solution

The fourth proportional to 2,072.48, 3,108.80 and 533.52 is: 800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.48 : 3,108.80 = 533.52 : x
  2. Step 2: Convert to fraction form
    2,072.48/3,108.80 = 533.52/x
  3. Step 3: Cross multiply
    2,072.48x = 3,108.80 × 533.52
  4. Step 4: Simplify right side
    2,072.48x = 1,658,606.98
  5. Step 5: Solve for x
    x = 1,658,606.98/2,072.48
  6. Step 6: Final answer
    x = 800.30

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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.