Home / 8,449.30-11,662.55-5,465.26

Finding the Fourth Proportional to 8,449.30, 11,662.55 and 5,465.26

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Solution

The fourth proportional to 8,449.30, 11,662.55 and 5,465.26 is: 7,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449.30 : 11,662.55 = 5,465.26 : x
  2. Step 2: Convert to fraction form
    8,449.30/11,662.55 = 5,465.26/x
  3. Step 3: Cross multiply
    8,449.30x = 11,662.55 × 5,465.26
  4. Step 4: Simplify right side
    8,449.30x = 63,738,868.01
  5. Step 5: Solve for x
    x = 63,738,868.01/8,449.30
  6. Step 6: Final answer
    x = 7,543.69

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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.