Home / 7,004.66-10,506.72-1,739.68

Finding the Fourth Proportional to 7,004.66, 10,506.72 and 1,739.68

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Solution

The fourth proportional to 7,004.66, 10,506.72 and 1,739.68 is: 2,609.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.66 : 10,506.72 = 1,739.68 : x
  2. Step 2: Convert to fraction form
    7,004.66/10,506.72 = 1,739.68/x
  3. Step 3: Cross multiply
    7,004.66x = 10,506.72 × 1,739.68
  4. Step 4: Simplify right side
    7,004.66x = 18,278,330.65
  5. Step 5: Solve for x
    x = 18,278,330.65/7,004.66
  6. Step 6: Final answer
    x = 2,609.45

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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.