Home / 8,520.50-11,758.29-4,794.58

Finding the Fourth Proportional to 8,520.50, 11,758.29 and 4,794.58

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Solution

The fourth proportional to 8,520.50, 11,758.29 and 4,794.58 is: 6,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.50 : 11,758.29 = 4,794.58 : x
  2. Step 2: Convert to fraction form
    8,520.50/11,758.29 = 4,794.58/x
  3. Step 3: Cross multiply
    8,520.50x = 11,758.29 × 4,794.58
  4. Step 4: Simplify right side
    8,520.50x = 56,376,062.07
  5. Step 5: Solve for x
    x = 56,376,062.07/8,520.50
  6. Step 6: Final answer
    x = 6,616.52

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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.