Home / 7,328.02-10,112.68-4,016.02

Finding the Fourth Proportional to 7,328.02, 10,112.68 and 4,016.02

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Solution

The fourth proportional to 7,328.02, 10,112.68 and 4,016.02 is: 5,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.02 : 10,112.68 = 4,016.02 : x
  2. Step 2: Convert to fraction form
    7,328.02/10,112.68 = 4,016.02/x
  3. Step 3: Cross multiply
    7,328.02x = 10,112.68 × 4,016.02
  4. Step 4: Simplify right side
    7,328.02x = 40,612,725.13
  5. Step 5: Solve for x
    x = 40,612,725.13/7,328.02
  6. Step 6: Final answer
    x = 5,542.11

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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.