Home / 9,555.48-13,188.12-5,576.58

Finding the Fourth Proportional to 9,555.48, 13,188.12 and 5,576.58

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Solution

The fourth proportional to 9,555.48, 13,188.12 and 5,576.58 is: 7,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.48 : 13,188.12 = 5,576.58 : x
  2. Step 2: Convert to fraction form
    9,555.48/13,188.12 = 5,576.58/x
  3. Step 3: Cross multiply
    9,555.48x = 13,188.12 × 5,576.58
  4. Step 4: Simplify right side
    9,555.48x = 73,544,606.23
  5. Step 5: Solve for x
    x = 73,544,606.23/9,555.48
  6. Step 6: Final answer
    x = 7,696.59

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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.