Home / 8,527.07-11,767.29-4,989.53

Finding the Fourth Proportional to 8,527.07, 11,767.29 and 4,989.53

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Solution

The fourth proportional to 8,527.07, 11,767.29 and 4,989.53 is: 6,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527.07 : 11,767.29 = 4,989.53 : x
  2. Step 2: Convert to fraction form
    8,527.07/11,767.29 = 4,989.53/x
  3. Step 3: Cross multiply
    8,527.07x = 11,767.29 × 4,989.53
  4. Step 4: Simplify right side
    8,527.07x = 58,713,246.47
  5. Step 5: Solve for x
    x = 58,713,246.47/8,527.07
  6. Step 6: Final answer
    x = 6,885.51

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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.