Home / 9,453.31-13,045.46-5,475.70

Finding the Fourth Proportional to 9,453.31, 13,045.46 and 5,475.70

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Solution

The fourth proportional to 9,453.31, 13,045.46 and 5,475.70 is: 7,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.31 : 13,045.46 = 5,475.70 : x
  2. Step 2: Convert to fraction form
    9,453.31/13,045.46 = 5,475.70/x
  3. Step 3: Cross multiply
    9,453.31x = 13,045.46 × 5,475.70
  4. Step 4: Simplify right side
    9,453.31x = 71,433,014.25
  5. Step 5: Solve for x
    x = 71,433,014.25/9,453.31
  6. Step 6: Final answer
    x = 7,556.40

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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.