Home / 9,718.49-13,395.37-6,882.23

Finding the Fourth Proportional to 9,718.49, 13,395.37 and 6,882.23

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Solution

The fourth proportional to 9,718.49, 13,395.37 and 6,882.23 is: 9,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.49 : 13,395.37 = 6,882.23 : x
  2. Step 2: Convert to fraction form
    9,718.49/13,395.37 = 6,882.23/x
  3. Step 3: Cross multiply
    9,718.49x = 13,395.37 × 6,882.23
  4. Step 4: Simplify right side
    9,718.49x = 92,190,017.28
  5. Step 5: Solve for x
    x = 92,190,017.28/9,718.49
  6. Step 6: Final answer
    x = 9,486.04

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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.