Home / 8,562.77-11,816.40-4,785.96

Finding the Fourth Proportional to 8,562.77, 11,816.40 and 4,785.96

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Solution

The fourth proportional to 8,562.77, 11,816.40 and 4,785.96 is: 6,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.77 : 11,816.40 = 4,785.96 : x
  2. Step 2: Convert to fraction form
    8,562.77/11,816.40 = 4,785.96/x
  3. Step 3: Cross multiply
    8,562.77x = 11,816.40 × 4,785.96
  4. Step 4: Simplify right side
    8,562.77x = 56,552,817.74
  5. Step 5: Solve for x
    x = 56,552,817.74/8,562.77
  6. Step 6: Final answer
    x = 6,604.50

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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.