Home / 8,360.94-11,532.50-5,380.52

Finding the Fourth Proportional to 8,360.94, 11,532.50 and 5,380.52

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Solution

The fourth proportional to 8,360.94, 11,532.50 and 5,380.52 is: 7,421.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.94 : 11,532.50 = 5,380.52 : x
  2. Step 2: Convert to fraction form
    8,360.94/11,532.50 = 5,380.52/x
  3. Step 3: Cross multiply
    8,360.94x = 11,532.50 × 5,380.52
  4. Step 4: Simplify right side
    8,360.94x = 62,050,846.90
  5. Step 5: Solve for x
    x = 62,050,846.90/8,360.94
  6. Step 6: Final answer
    x = 7,421.52

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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.