Home / 7,289.24-10,059.16-4,145.64

Finding the Fourth Proportional to 7,289.24, 10,059.16 and 4,145.64

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Solution

The fourth proportional to 7,289.24, 10,059.16 and 4,145.64 is: 5,720.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.24 : 10,059.16 = 4,145.64 : x
  2. Step 2: Convert to fraction form
    7,289.24/10,059.16 = 4,145.64/x
  3. Step 3: Cross multiply
    7,289.24x = 10,059.16 × 4,145.64
  4. Step 4: Simplify right side
    7,289.24x = 41,701,656.06
  5. Step 5: Solve for x
    x = 41,701,656.06/7,289.24
  6. Step 6: Final answer
    x = 5,720.99

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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.