Home / 8,807.04-13,201.56-3,875.76

Finding the Fourth Proportional to 8,807.04, 13,201.56 and 3,875.76

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Solution

The fourth proportional to 8,807.04, 13,201.56 and 3,875.76 is: 5,809.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.04 : 13,201.56 = 3,875.76 : x
  2. Step 2: Convert to fraction form
    8,807.04/13,201.56 = 3,875.76/x
  3. Step 3: Cross multiply
    8,807.04x = 13,201.56 × 3,875.76
  4. Step 4: Simplify right side
    8,807.04x = 51,166,078.19
  5. Step 5: Solve for x
    x = 51,166,078.19/8,807.04
  6. Step 6: Final answer
    x = 5,809.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.