Home / 8,764.47-12,095.01-4,785.60

Finding the Fourth Proportional to 8,764.47, 12,095.01 and 4,785.60

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Solution

The fourth proportional to 8,764.47, 12,095.01 and 4,785.60 is: 6,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.47 : 12,095.01 = 4,785.60 : x
  2. Step 2: Convert to fraction form
    8,764.47/12,095.01 = 4,785.60/x
  3. Step 3: Cross multiply
    8,764.47x = 12,095.01 × 4,785.60
  4. Step 4: Simplify right side
    8,764.47x = 57,881,879.86
  5. Step 5: Solve for x
    x = 57,881,879.86/8,764.47
  6. Step 6: Final answer
    x = 6,604.15

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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.