Home / 5,338.02-8,007.07-3,386.13

Finding the Fourth Proportional to 5,338.02, 8,007.07 and 3,386.13

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Solution

The fourth proportional to 5,338.02, 8,007.07 and 3,386.13 is: 5,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.02 : 8,007.07 = 3,386.13 : x
  2. Step 2: Convert to fraction form
    5,338.02/8,007.07 = 3,386.13/x
  3. Step 3: Cross multiply
    5,338.02x = 8,007.07 × 3,386.13
  4. Step 4: Simplify right side
    5,338.02x = 27,112,979.94
  5. Step 5: Solve for x
    x = 27,112,979.94/5,338.02
  6. Step 6: Final answer
    x = 5,079.22

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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.