Home / 8,527.30-11,767.79-4,699.39

Finding the Fourth Proportional to 8,527.30, 11,767.79 and 4,699.39

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Solution

The fourth proportional to 8,527.30, 11,767.79 and 4,699.39 is: 6,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.30 : 11,767.79 = 4,699.39 : x
  2. Step 2: Convert to fraction form
    8,527.30/11,767.79 = 4,699.39/x
  3. Step 3: Cross multiply
    8,527.30x = 11,767.79 × 4,699.39
  4. Step 4: Simplify right side
    8,527.30x = 55,301,416.98
  5. Step 5: Solve for x
    x = 55,301,416.98/8,527.30
  6. Step 6: Final answer
    x = 6,485.22

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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.