Home / 8,913.24-13,369.86-4,293

Finding the Fourth Proportional to 8,913.24, 13,369.86 and 4,293

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Solution

The fourth proportional to 8,913.24, 13,369.86 and 4,293 is: 6,439.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913.24 : 13,369.86 = 4,293 : x
  2. Step 2: Convert to fraction form
    8,913.24/13,369.86 = 4,293/x
  3. Step 3: Cross multiply
    8,913.24x = 13,369.86 × 4,293
  4. Step 4: Simplify right side
    8,913.24x = 57,396,808.98
  5. Step 5: Solve for x
    x = 57,396,808.98/8,913.24
  6. Step 6: Final answer
    x = 6,439.50

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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.