Home / 7,637.58-11,456.16-2,443.38

Finding the Fourth Proportional to 7,637.58, 11,456.16 and 2,443.38

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Solution

The fourth proportional to 7,637.58, 11,456.16 and 2,443.38 is: 3,665.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637.58 : 11,456.16 = 2,443.38 : x
  2. Step 2: Convert to fraction form
    7,637.58/11,456.16 = 2,443.38/x
  3. Step 3: Cross multiply
    7,637.58x = 11,456.16 × 2,443.38
  4. Step 4: Simplify right side
    7,637.58x = 27,991,752.22
  5. Step 5: Solve for x
    x = 27,991,752.22/7,637.58
  6. Step 6: Final answer
    x = 3,665.00

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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.