Home / 3,475.50-5,212.44-1,009.80

Finding the Fourth Proportional to 3,475.50, 5,212.44 and 1,009.80

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Solution

The fourth proportional to 3,475.50, 5,212.44 and 1,009.80 is: 1,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.50 : 5,212.44 = 1,009.80 : x
  2. Step 2: Convert to fraction form
    3,475.50/5,212.44 = 1,009.80/x
  3. Step 3: Cross multiply
    3,475.50x = 5,212.44 × 1,009.80
  4. Step 4: Simplify right side
    3,475.50x = 5,263,521.91
  5. Step 5: Solve for x
    x = 5,263,521.91/3,475.50
  6. Step 6: Final answer
    x = 1,514.46

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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.