Home / 8,695.15-13,037.71-3,953.00

Finding the Fourth Proportional to 8,695.15, 13,037.71 and 3,953.00

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Solution

The fourth proportional to 8,695.15, 13,037.71 and 3,953.00 is: 5,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695.15 : 13,037.71 = 3,953.00 : x
  2. Step 2: Convert to fraction form
    8,695.15/13,037.71 = 3,953.00/x
  3. Step 3: Cross multiply
    8,695.15x = 13,037.71 × 3,953.00
  4. Step 4: Simplify right side
    8,695.15x = 51,538,097.75
  5. Step 5: Solve for x
    x = 51,538,097.75/8,695.15
  6. Step 6: Final answer
    x = 5,927.23

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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.