Home / 9,059.19-13,575.83-5,155.53

Finding the Fourth Proportional to 9,059.19, 13,575.83 and 5,155.53

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Solution

The fourth proportional to 9,059.19, 13,575.83 and 5,155.53 is: 7,725.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,059.19 : 13,575.83 = 5,155.53 : x
  2. Step 2: Convert to fraction form
    9,059.19/13,575.83 = 5,155.53/x
  3. Step 3: Cross multiply
    9,059.19x = 13,575.83 × 5,155.53
  4. Step 4: Simplify right side
    9,059.19x = 69,990,573.06
  5. Step 5: Solve for x
    x = 69,990,573.06/9,059.19
  6. Step 6: Final answer
    x = 7,725.92

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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.