Home / 7,627.04-11,497.73-7,119.02

Finding the Fourth Proportional to 7,627.04, 11,497.73 and 7,119.02

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Solution

The fourth proportional to 7,627.04, 11,497.73 and 7,119.02 is: 10,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.04 : 11,497.73 = 7,119.02 : x
  2. Step 2: Convert to fraction form
    7,627.04/11,497.73 = 7,119.02/x
  3. Step 3: Cross multiply
    7,627.04x = 11,497.73 × 7,119.02
  4. Step 4: Simplify right side
    7,627.04x = 81,852,476.74
  5. Step 5: Solve for x
    x = 81,852,476.74/7,627.04
  6. Step 6: Final answer
    x = 10,731.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.