Home / 9,453.28-13,048.38-5,475.36

Finding the Fourth Proportional to 9,453.28, 13,048.38 and 5,475.36

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Solution

The fourth proportional to 9,453.28, 13,048.38 and 5,475.36 is: 7,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.28 : 13,048.38 = 5,475.36 : x
  2. Step 2: Convert to fraction form
    9,453.28/13,048.38 = 5,475.36/x
  3. Step 3: Cross multiply
    9,453.28x = 13,048.38 × 5,475.36
  4. Step 4: Simplify right side
    9,453.28x = 71,444,577.92
  5. Step 5: Solve for x
    x = 71,444,577.92/9,453.28
  6. Step 6: Final answer
    x = 7,557.65

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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.