Home / 7,588.26-10,471.47-4,230.78

Finding the Fourth Proportional to 7,588.26, 10,471.47 and 4,230.78

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Solution

The fourth proportional to 7,588.26, 10,471.47 and 4,230.78 is: 5,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588.26 : 10,471.47 = 4,230.78 : x
  2. Step 2: Convert to fraction form
    7,588.26/10,471.47 = 4,230.78/x
  3. Step 3: Cross multiply
    7,588.26x = 10,471.47 × 4,230.78
  4. Step 4: Simplify right side
    7,588.26x = 44,302,485.85
  5. Step 5: Solve for x
    x = 44,302,485.85/7,588.26
  6. Step 6: Final answer
    x = 5,838.29

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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.