Home / 9,535.70-13,158.60-5,556.62

Finding the Fourth Proportional to 9,535.70, 13,158.60 and 5,556.62

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Solution

The fourth proportional to 9,535.70, 13,158.60 and 5,556.62 is: 7,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,535.70 : 13,158.60 = 5,556.62 : x
  2. Step 2: Convert to fraction form
    9,535.70/13,158.60 = 5,556.62/x
  3. Step 3: Cross multiply
    9,535.70x = 13,158.60 × 5,556.62
  4. Step 4: Simplify right side
    9,535.70x = 73,117,339.93
  5. Step 5: Solve for x
    x = 73,117,339.93/9,535.70
  6. Step 6: Final answer
    x = 7,667.75

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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.