Home / 8,554.46-11,801.90-5,366.40

Finding the Fourth Proportional to 8,554.46, 11,801.90 and 5,366.40

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Solution

The fourth proportional to 8,554.46, 11,801.90 and 5,366.40 is: 7,403.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.46 : 11,801.90 = 5,366.40 : x
  2. Step 2: Convert to fraction form
    8,554.46/11,801.90 = 5,366.40/x
  3. Step 3: Cross multiply
    8,554.46x = 11,801.90 × 5,366.40
  4. Step 4: Simplify right side
    8,554.46x = 63,333,751.70
  5. Step 5: Solve for x
    x = 63,333,751.70/8,554.46
  6. Step 6: Final answer
    x = 7,403.59

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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.