Home / 8,330.07-12,481.28-5,859.71

Finding the Fourth Proportional to 8,330.07, 12,481.28 and 5,859.71

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Solution

The fourth proportional to 8,330.07, 12,481.28 and 5,859.71 is: 8,779.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.07 : 12,481.28 = 5,859.71 : x
  2. Step 2: Convert to fraction form
    8,330.07/12,481.28 = 5,859.71/x
  3. Step 3: Cross multiply
    8,330.07x = 12,481.28 × 5,859.71
  4. Step 4: Simplify right side
    8,330.07x = 73,136,681.23
  5. Step 5: Solve for x
    x = 73,136,681.23/8,330.07
  6. Step 6: Final answer
    x = 8,779.84

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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.