Home / 8,733.72-13,099.86-2,888.40

Finding the Fourth Proportional to 8,733.72, 13,099.86 and 2,888.40

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Solution

The fourth proportional to 8,733.72, 13,099.86 and 2,888.40 is: 4,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.72 : 13,099.86 = 2,888.40 : x
  2. Step 2: Convert to fraction form
    8,733.72/13,099.86 = 2,888.40/x
  3. Step 3: Cross multiply
    8,733.72x = 13,099.86 × 2,888.40
  4. Step 4: Simplify right side
    8,733.72x = 37,837,635.62
  5. Step 5: Solve for x
    x = 37,837,635.62/8,733.72
  6. Step 6: Final answer
    x = 4,332.36

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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.