Home / 7,050.35-9,729.23-4,066.31

Finding the Fourth Proportional to 7,050.35, 9,729.23 and 4,066.31

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Solution

The fourth proportional to 7,050.35, 9,729.23 and 4,066.31 is: 5,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.35 : 9,729.23 = 4,066.31 : x
  2. Step 2: Convert to fraction form
    7,050.35/9,729.23 = 4,066.31/x
  3. Step 3: Cross multiply
    7,050.35x = 9,729.23 × 4,066.31
  4. Step 4: Simplify right side
    7,050.35x = 39,562,044.91
  5. Step 5: Solve for x
    x = 39,562,044.91/7,050.35
  6. Step 6: Final answer
    x = 5,611.36

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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.