Home / 9,551.77-13,179.65-5,571.89

Finding the Fourth Proportional to 9,551.77, 13,179.65 and 5,571.89

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Solution

The fourth proportional to 9,551.77, 13,179.65 and 5,571.89 is: 7,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.77 : 13,179.65 = 5,571.89 : x
  2. Step 2: Convert to fraction form
    9,551.77/13,179.65 = 5,571.89/x
  3. Step 3: Cross multiply
    9,551.77x = 13,179.65 × 5,571.89
  4. Step 4: Simplify right side
    9,551.77x = 73,435,466.28
  5. Step 5: Solve for x
    x = 73,435,466.28/9,551.77
  6. Step 6: Final answer
    x = 7,688.16

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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.