Home / 6,798.04-9,379.12-4,145.56

Finding the Fourth Proportional to 6,798.04, 9,379.12 and 4,145.56

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Solution

The fourth proportional to 6,798.04, 9,379.12 and 4,145.56 is: 5,719.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798.04 : 9,379.12 = 4,145.56 : x
  2. Step 2: Convert to fraction form
    6,798.04/9,379.12 = 4,145.56/x
  3. Step 3: Cross multiply
    6,798.04x = 9,379.12 × 4,145.56
  4. Step 4: Simplify right side
    6,798.04x = 38,881,704.71
  5. Step 5: Solve for x
    x = 38,881,704.71/6,798.04
  6. Step 6: Final answer
    x = 5,719.55

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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.