Home / 7,050.08-9,729.04-4,065.88

Finding the Fourth Proportional to 7,050.08, 9,729.04 and 4,065.88

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Solution

The fourth proportional to 7,050.08, 9,729.04 and 4,065.88 is: 5,610.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.08 : 9,729.04 = 4,065.88 : x
  2. Step 2: Convert to fraction form
    7,050.08/9,729.04 = 4,065.88/x
  3. Step 3: Cross multiply
    7,050.08x = 9,729.04 × 4,065.88
  4. Step 4: Simplify right side
    7,050.08x = 39,557,109.16
  5. Step 5: Solve for x
    x = 39,557,109.16/7,050.08
  6. Step 6: Final answer
    x = 5,610.87

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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.