Home / 9,551.27-13,178.95-5,571.38

Finding the Fourth Proportional to 9,551.27, 13,178.95 and 5,571.38

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Solution

The fourth proportional to 9,551.27, 13,178.95 and 5,571.38 is: 7,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.27 : 13,178.95 = 5,571.38 : x
  2. Step 2: Convert to fraction form
    9,551.27/13,178.95 = 5,571.38/x
  3. Step 3: Cross multiply
    9,551.27x = 13,178.95 × 5,571.38
  4. Step 4: Simplify right side
    9,551.27x = 73,424,988.81
  5. Step 5: Solve for x
    x = 73,424,988.81/9,551.27
  6. Step 6: Final answer
    x = 7,687.46

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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.