Home / 9,533.31-13,155.26-5,340.75

Finding the Fourth Proportional to 9,533.31, 13,155.26 and 5,340.75

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Solution

The fourth proportional to 9,533.31, 13,155.26 and 5,340.75 is: 7,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,533.31 : 13,155.26 = 5,340.75 : x
  2. Step 2: Convert to fraction form
    9,533.31/13,155.26 = 5,340.75/x
  3. Step 3: Cross multiply
    9,533.31x = 13,155.26 × 5,340.75
  4. Step 4: Simplify right side
    9,533.31x = 70,258,928.14
  5. Step 5: Solve for x
    x = 70,258,928.14/9,533.31
  6. Step 6: Final answer
    x = 7,369.84

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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.