Home / 6,988.02-9,643.65-3,844.29

Finding the Fourth Proportional to 6,988.02, 9,643.65 and 3,844.29

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Solution

The fourth proportional to 6,988.02, 9,643.65 and 3,844.29 is: 5,305.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.02 : 9,643.65 = 3,844.29 : x
  2. Step 2: Convert to fraction form
    6,988.02/9,643.65 = 3,844.29/x
  3. Step 3: Cross multiply
    6,988.02x = 9,643.65 × 3,844.29
  4. Step 4: Simplify right side
    6,988.02x = 37,072,987.26
  5. Step 5: Solve for x
    x = 37,072,987.26/6,988.02
  6. Step 6: Final answer
    x = 5,305.22

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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.