Home / 7,342.16-11,004.28-3,441.36

Finding the Fourth Proportional to 7,342.16, 11,004.28 and 3,441.36

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Solution

The fourth proportional to 7,342.16, 11,004.28 and 3,441.36 is: 5,157.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.16 : 11,004.28 = 3,441.36 : x
  2. Step 2: Convert to fraction form
    7,342.16/11,004.28 = 3,441.36/x
  3. Step 3: Cross multiply
    7,342.16x = 11,004.28 × 3,441.36
  4. Step 4: Simplify right side
    7,342.16x = 37,869,689.02
  5. Step 5: Solve for x
    x = 37,869,689.02/7,342.16
  6. Step 6: Final answer
    x = 5,157.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.