Home / 8,354.24-11,527.80-5,168.24

Finding the Fourth Proportional to 8,354.24, 11,527.80 and 5,168.24

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Solution

The fourth proportional to 8,354.24, 11,527.80 and 5,168.24 is: 7,131.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.24 : 11,527.80 = 5,168.24 : x
  2. Step 2: Convert to fraction form
    8,354.24/11,527.80 = 5,168.24/x
  3. Step 3: Cross multiply
    8,354.24x = 11,527.80 × 5,168.24
  4. Step 4: Simplify right side
    8,354.24x = 59,578,437.07
  5. Step 5: Solve for x
    x = 59,578,437.07/8,354.24
  6. Step 6: Final answer
    x = 7,131.52

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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.