Home / 7,637.22-11,448.54-3,248.64

Finding the Fourth Proportional to 7,637.22, 11,448.54 and 3,248.64

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Solution

The fourth proportional to 7,637.22, 11,448.54 and 3,248.64 is: 4,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.22 : 11,448.54 = 3,248.64 : x
  2. Step 2: Convert to fraction form
    7,637.22/11,448.54 = 3,248.64/x
  3. Step 3: Cross multiply
    7,637.22x = 11,448.54 × 3,248.64
  4. Step 4: Simplify right side
    7,637.22x = 37,192,184.99
  5. Step 5: Solve for x
    x = 37,192,184.99/7,637.22
  6. Step 6: Final answer
    x = 4,869.86

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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.