Home / 11,513.04-15,888.17-6,797.32

Finding the Fourth Proportional to 11,513.04, 15,888.17 and 6,797.32

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Solution

The fourth proportional to 11,513.04, 15,888.17 and 6,797.32 is: 9,380.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513.04 : 15,888.17 = 6,797.32 : x
  2. Step 2: Convert to fraction form
    11,513.04/15,888.17 = 6,797.32/x
  3. Step 3: Cross multiply
    11,513.04x = 15,888.17 × 6,797.32
  4. Step 4: Simplify right side
    11,513.04x = 107,996,975.70
  5. Step 5: Solve for x
    x = 107,996,975.70/11,513.04
  6. Step 6: Final answer
    x = 9,380.40

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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.