Home / 7,346.55-11,021.45-2,415.99

Finding the Fourth Proportional to 7,346.55, 11,021.45 and 2,415.99

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Solution

The fourth proportional to 7,346.55, 11,021.45 and 2,415.99 is: 3,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.55 : 11,021.45 = 2,415.99 : x
  2. Step 2: Convert to fraction form
    7,346.55/11,021.45 = 2,415.99/x
  3. Step 3: Cross multiply
    7,346.55x = 11,021.45 × 2,415.99
  4. Step 4: Simplify right side
    7,346.55x = 26,627,700.91
  5. Step 5: Solve for x
    x = 26,627,700.91/7,346.55
  6. Step 6: Final answer
    x = 3,624.52

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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.