Home / 8,500.58-11,730.64-4,723.70

Finding the Fourth Proportional to 8,500.58, 11,730.64 and 4,723.70

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Solution

The fourth proportional to 8,500.58, 11,730.64 and 4,723.70 is: 6,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.58 : 11,730.64 = 4,723.70 : x
  2. Step 2: Convert to fraction form
    8,500.58/11,730.64 = 4,723.70/x
  3. Step 3: Cross multiply
    8,500.58x = 11,730.64 × 4,723.70
  4. Step 4: Simplify right side
    8,500.58x = 55,412,024.17
  5. Step 5: Solve for x
    x = 55,412,024.17/8,500.58
  6. Step 6: Final answer
    x = 6,518.62

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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.