Home / 9,716.49-13,392.62-6,880.23

Finding the Fourth Proportional to 9,716.49, 13,392.62 and 6,880.23

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Solution

The fourth proportional to 9,716.49, 13,392.62 and 6,880.23 is: 9,483.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.49 : 13,392.62 = 6,880.23 : x
  2. Step 2: Convert to fraction form
    9,716.49/13,392.62 = 6,880.23/x
  3. Step 3: Cross multiply
    9,716.49x = 13,392.62 × 6,880.23
  4. Step 4: Simplify right side
    9,716.49x = 92,144,271.50
  5. Step 5: Solve for x
    x = 92,144,271.50/9,716.49
  6. Step 6: Final answer
    x = 9,483.29

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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.