Home / 5,018.76-7,530.93-2,245.32

Finding the Fourth Proportional to 5,018.76, 7,530.93 and 2,245.32

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Solution

The fourth proportional to 5,018.76, 7,530.93 and 2,245.32 is: 3,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.76 : 7,530.93 = 2,245.32 : x
  2. Step 2: Convert to fraction form
    5,018.76/7,530.93 = 2,245.32/x
  3. Step 3: Cross multiply
    5,018.76x = 7,530.93 × 2,245.32
  4. Step 4: Simplify right side
    5,018.76x = 16,909,347.75
  5. Step 5: Solve for x
    x = 16,909,347.75/5,018.76
  6. Step 6: Final answer
    x = 3,369.23

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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.