Home / 7,008.36-10,512.60-4,084.80

Finding the Fourth Proportional to 7,008.36, 10,512.60 and 4,084.80

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Solution

The fourth proportional to 7,008.36, 10,512.60 and 4,084.80 is: 6,127.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.36 : 10,512.60 = 4,084.80 : x
  2. Step 2: Convert to fraction form
    7,008.36/10,512.60 = 4,084.80/x
  3. Step 3: Cross multiply
    7,008.36x = 10,512.60 × 4,084.80
  4. Step 4: Simplify right side
    7,008.36x = 42,941,868.48
  5. Step 5: Solve for x
    x = 42,941,868.48/7,008.36
  6. Step 6: Final answer
    x = 6,127.23

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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.