Home / 6,988.05-9,643.29-3,844.23

Finding the Fourth Proportional to 6,988.05, 9,643.29 and 3,844.23

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Solution

The fourth proportional to 6,988.05, 9,643.29 and 3,844.23 is: 5,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.05 : 9,643.29 = 3,844.23 : x
  2. Step 2: Convert to fraction form
    6,988.05/9,643.29 = 3,844.23/x
  3. Step 3: Cross multiply
    6,988.05x = 9,643.29 × 3,844.23
  4. Step 4: Simplify right side
    6,988.05x = 37,071,024.72
  5. Step 5: Solve for x
    x = 37,071,024.72/6,988.05
  6. Step 6: Final answer
    x = 5,304.92

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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.