Home / 6,988.02-9,643.62-3,844.26

Finding the Fourth Proportional to 6,988.02, 9,643.62 and 3,844.26

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Solution

The fourth proportional to 6,988.02, 9,643.62 and 3,844.26 is: 5,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.02 : 9,643.62 = 3,844.26 : x
  2. Step 2: Convert to fraction form
    6,988.02/9,643.62 = 3,844.26/x
  3. Step 3: Cross multiply
    6,988.02x = 9,643.62 × 3,844.26
  4. Step 4: Simplify right side
    6,988.02x = 37,072,582.62
  5. Step 5: Solve for x
    x = 37,072,582.62/6,988.02
  6. Step 6: Final answer
    x = 5,305.16

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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.