Home / 12,759.77-17,606.35-7,094.36

Finding the Fourth Proportional to 12,759.77, 17,606.35 and 7,094.36

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Solution

The fourth proportional to 12,759.77, 17,606.35 and 7,094.36 is: 9,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,759.77 : 17,606.35 = 7,094.36 : x
  2. Step 2: Convert to fraction form
    12,759.77/17,606.35 = 7,094.36/x
  3. Step 3: Cross multiply
    12,759.77x = 17,606.35 × 7,094.36
  4. Step 4: Simplify right side
    12,759.77x = 124,905,785.19
  5. Step 5: Solve for x
    x = 124,905,785.19/12,759.77
  6. Step 6: Final answer
    x = 9,789.03

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1.5x scale

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.