Home / 7,972.16-11,002.46-4,614.93

Finding the Fourth Proportional to 7,972.16, 11,002.46 and 4,614.93

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Solution

The fourth proportional to 7,972.16, 11,002.46 and 4,614.93 is: 6,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.16 : 11,002.46 = 4,614.93 : x
  2. Step 2: Convert to fraction form
    7,972.16/11,002.46 = 4,614.93/x
  3. Step 3: Cross multiply
    7,972.16x = 11,002.46 × 4,614.93
  4. Step 4: Simplify right side
    7,972.16x = 50,775,559.65
  5. Step 5: Solve for x
    x = 50,775,559.65/7,972.16
  6. Step 6: Final answer
    x = 6,369.11

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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.