Home / 8,564.08-11,818.20-4,787

Finding the Fourth Proportional to 8,564.08, 11,818.20 and 4,787

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Solution

The fourth proportional to 8,564.08, 11,818.20 and 4,787 is: 6,605.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564.08 : 11,818.20 = 4,787 : x
  2. Step 2: Convert to fraction form
    8,564.08/11,818.20 = 4,787/x
  3. Step 3: Cross multiply
    8,564.08x = 11,818.20 × 4,787
  4. Step 4: Simplify right side
    8,564.08x = 56,573,723.40
  5. Step 5: Solve for x
    x = 56,573,723.40/8,564.08
  6. Step 6: Final answer
    x = 6,605.93

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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.