Home / 7,975.84-11,008.56-5,496.16

Finding the Fourth Proportional to 7,975.84, 11,008.56 and 5,496.16

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Solution

The fourth proportional to 7,975.84, 11,008.56 and 5,496.16 is: 7,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.84 : 11,008.56 = 5,496.16 : x
  2. Step 2: Convert to fraction form
    7,975.84/11,008.56 = 5,496.16/x
  3. Step 3: Cross multiply
    7,975.84x = 11,008.56 × 5,496.16
  4. Step 4: Simplify right side
    7,975.84x = 60,504,807.13
  5. Step 5: Solve for x
    x = 60,504,807.13/7,975.84
  6. Step 6: Final answer
    x = 7,586.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.