Home / 6,502.10-9,749.55-2,117.30

Finding the Fourth Proportional to 6,502.10, 9,749.55 and 2,117.30

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Solution

The fourth proportional to 6,502.10, 9,749.55 and 2,117.30 is: 3,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,502.10 : 9,749.55 = 2,117.30 : x
  2. Step 2: Convert to fraction form
    6,502.10/9,749.55 = 2,117.30/x
  3. Step 3: Cross multiply
    6,502.10x = 9,749.55 × 2,117.30
  4. Step 4: Simplify right side
    6,502.10x = 20,642,722.22
  5. Step 5: Solve for x
    x = 20,642,722.22/6,502.10
  6. Step 6: Final answer
    x = 3,174.78

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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.