Home / 5,698.05-8,547.30-2,189.76

Finding the Fourth Proportional to 5,698.05, 8,547.30 and 2,189.76

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Solution

The fourth proportional to 5,698.05, 8,547.30 and 2,189.76 is: 3,284.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.05 : 8,547.30 = 2,189.76 : x
  2. Step 2: Convert to fraction form
    5,698.05/8,547.30 = 2,189.76/x
  3. Step 3: Cross multiply
    5,698.05x = 8,547.30 × 2,189.76
  4. Step 4: Simplify right side
    5,698.05x = 18,716,535.65
  5. Step 5: Solve for x
    x = 18,716,535.65/5,698.05
  6. Step 6: Final answer
    x = 3,284.73

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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.