Home / 6,988.01-9,643.32-3,844.13

Finding the Fourth Proportional to 6,988.01, 9,643.32 and 3,844.13

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Solution

The fourth proportional to 6,988.01, 9,643.32 and 3,844.13 is: 5,304.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.01 : 9,643.32 = 3,844.13 : x
  2. Step 2: Convert to fraction form
    6,988.01/9,643.32 = 3,844.13/x
  3. Step 3: Cross multiply
    6,988.01x = 9,643.32 × 3,844.13
  4. Step 4: Simplify right side
    6,988.01x = 37,070,127.50
  5. Step 5: Solve for x
    x = 37,070,127.50/6,988.01
  6. Step 6: Final answer
    x = 5,304.82

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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.