Home / 7,762.48-11,642.09-2,214.34

Finding the Fourth Proportional to 7,762.48, 11,642.09 and 2,214.34

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Solution

The fourth proportional to 7,762.48, 11,642.09 and 2,214.34 is: 3,321.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762.48 : 11,642.09 = 2,214.34 : x
  2. Step 2: Convert to fraction form
    7,762.48/11,642.09 = 2,214.34/x
  3. Step 3: Cross multiply
    7,762.48x = 11,642.09 × 2,214.34
  4. Step 4: Simplify right side
    7,762.48x = 25,779,505.39
  5. Step 5: Solve for x
    x = 25,779,505.39/7,762.48
  6. Step 6: Final answer
    x = 3,321.04

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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.