Home / 11,880.07-16,394.28-6,574.89

Finding the Fourth Proportional to 11,880.07, 16,394.28 and 6,574.89

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Solution

The fourth proportional to 11,880.07, 16,394.28 and 6,574.89 is: 9,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,880.07 : 16,394.28 = 6,574.89 : x
  2. Step 2: Convert to fraction form
    11,880.07/16,394.28 = 6,574.89/x
  3. Step 3: Cross multiply
    11,880.07x = 16,394.28 × 6,574.89
  4. Step 4: Simplify right side
    11,880.07x = 107,790,587.63
  5. Step 5: Solve for x
    x = 107,790,587.63/11,880.07
  6. Step 6: Final answer
    x = 9,073.23

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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.