Home / 8,521.24-11,758.50-6,284.35

Finding the Fourth Proportional to 8,521.24, 11,758.50 and 6,284.35

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Solution

The fourth proportional to 8,521.24, 11,758.50 and 6,284.35 is: 8,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521.24 : 11,758.50 = 6,284.35 : x
  2. Step 2: Convert to fraction form
    8,521.24/11,758.50 = 6,284.35/x
  3. Step 3: Cross multiply
    8,521.24x = 11,758.50 × 6,284.35
  4. Step 4: Simplify right side
    8,521.24x = 73,894,529.48
  5. Step 5: Solve for x
    x = 73,894,529.48/8,521.24
  6. Step 6: Final answer
    x = 8,671.80

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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.