Home / 7,213.49-10,801.36-5,800.40

Finding the Fourth Proportional to 7,213.49, 10,801.36 and 5,800.40

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Solution

The fourth proportional to 7,213.49, 10,801.36 and 5,800.40 is: 8,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.49 : 10,801.36 = 5,800.40 : x
  2. Step 2: Convert to fraction form
    7,213.49/10,801.36 = 5,800.40/x
  3. Step 3: Cross multiply
    7,213.49x = 10,801.36 × 5,800.40
  4. Step 4: Simplify right side
    7,213.49x = 62,652,208.54
  5. Step 5: Solve for x
    x = 62,652,208.54/7,213.49
  6. Step 6: Final answer
    x = 8,685.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.