Home / 7,007.13-10,510.69-2,626.65

Finding the Fourth Proportional to 7,007.13, 10,510.69 and 2,626.65

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Solution

The fourth proportional to 7,007.13, 10,510.69 and 2,626.65 is: 3,939.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.13 : 10,510.69 = 2,626.65 : x
  2. Step 2: Convert to fraction form
    7,007.13/10,510.69 = 2,626.65/x
  3. Step 3: Cross multiply
    7,007.13x = 10,510.69 × 2,626.65
  4. Step 4: Simplify right side
    7,007.13x = 27,607,903.89
  5. Step 5: Solve for x
    x = 27,607,903.89/7,007.13
  6. Step 6: Final answer
    x = 3,939.97

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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.