Home / 7,749.34-11,624.06-2,485.15

Finding the Fourth Proportional to 7,749.34, 11,624.06 and 2,485.15

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Solution

The fourth proportional to 7,749.34, 11,624.06 and 2,485.15 is: 3,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.34 : 11,624.06 = 2,485.15 : x
  2. Step 2: Convert to fraction form
    7,749.34/11,624.06 = 2,485.15/x
  3. Step 3: Cross multiply
    7,749.34x = 11,624.06 × 2,485.15
  4. Step 4: Simplify right side
    7,749.34x = 28,887,495.88
  5. Step 5: Solve for x
    x = 28,887,495.88/7,749.34
  6. Step 6: Final answer
    x = 3,727.74

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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.