Home / 8,242.27-11,376.36-4,707.53

Finding the Fourth Proportional to 8,242.27, 11,376.36 and 4,707.53

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Solution

The fourth proportional to 8,242.27, 11,376.36 and 4,707.53 is: 6,497.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.27 : 11,376.36 = 4,707.53 : x
  2. Step 2: Convert to fraction form
    8,242.27/11,376.36 = 4,707.53/x
  3. Step 3: Cross multiply
    8,242.27x = 11,376.36 × 4,707.53
  4. Step 4: Simplify right side
    8,242.27x = 53,554,555.99
  5. Step 5: Solve for x
    x = 53,554,555.99/8,242.27
  6. Step 6: Final answer
    x = 6,497.55

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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.