Home / 8,864.52-13,288.53-3,931.44

Finding the Fourth Proportional to 8,864.52, 13,288.53 and 3,931.44

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Solution

The fourth proportional to 8,864.52, 13,288.53 and 3,931.44 is: 5,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.52 : 13,288.53 = 3,931.44 : x
  2. Step 2: Convert to fraction form
    8,864.52/13,288.53 = 3,931.44/x
  3. Step 3: Cross multiply
    8,864.52x = 13,288.53 × 3,931.44
  4. Step 4: Simplify right side
    8,864.52x = 52,243,058.38
  5. Step 5: Solve for x
    x = 52,243,058.38/8,864.52
  6. Step 6: Final answer
    x = 5,893.50

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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.