Home / 8,695.47-13,043.91-2,455.98

Finding the Fourth Proportional to 8,695.47, 13,043.91 and 2,455.98

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Solution

The fourth proportional to 8,695.47, 13,043.91 and 2,455.98 is: 3,684.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.47 : 13,043.91 = 2,455.98 : x
  2. Step 2: Convert to fraction form
    8,695.47/13,043.91 = 2,455.98/x
  3. Step 3: Cross multiply
    8,695.47x = 13,043.91 × 2,455.98
  4. Step 4: Simplify right side
    8,695.47x = 32,035,582.08
  5. Step 5: Solve for x
    x = 32,035,582.08/8,695.47
  6. Step 6: Final answer
    x = 3,684.17

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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.