Home / 7,015.04-10,500.64-5,168.24

Finding the Fourth Proportional to 7,015.04, 10,500.64 and 5,168.24

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Solution

The fourth proportional to 7,015.04, 10,500.64 and 5,168.24 is: 7,736.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.04 : 10,500.64 = 5,168.24 : x
  2. Step 2: Convert to fraction form
    7,015.04/10,500.64 = 5,168.24/x
  3. Step 3: Cross multiply
    7,015.04x = 10,500.64 × 5,168.24
  4. Step 4: Simplify right side
    7,015.04x = 54,269,827.67
  5. Step 5: Solve for x
    x = 54,269,827.67/7,015.04
  6. Step 6: Final answer
    x = 7,736.21

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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.