Home / 11,454.07-17,148.30-7,041.80

Finding the Fourth Proportional to 11,454.07, 17,148.30 and 7,041.80

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Solution

The fourth proportional to 11,454.07, 17,148.30 and 7,041.80 is: 10,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.07 : 17,148.30 = 7,041.80 : x
  2. Step 2: Convert to fraction form
    11,454.07/17,148.30 = 7,041.80/x
  3. Step 3: Cross multiply
    11,454.07x = 17,148.30 × 7,041.80
  4. Step 4: Simplify right side
    11,454.07x = 120,754,877.72
  5. Step 5: Solve for x
    x = 120,754,877.72/11,454.07
  6. Step 6: Final answer
    x = 10,542.53

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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.