Home / 11,498.92-17,256.36-5,259.68

Finding the Fourth Proportional to 11,498.92, 17,256.36 and 5,259.68

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Solution

The fourth proportional to 11,498.92, 17,256.36 and 5,259.68 is: 7,893.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,498.92 : 17,256.36 = 5,259.68 : x
  2. Step 2: Convert to fraction form
    11,498.92/17,256.36 = 5,259.68/x
  3. Step 3: Cross multiply
    11,498.92x = 17,256.36 × 5,259.68
  4. Step 4: Simplify right side
    11,498.92x = 90,762,931.56
  5. Step 5: Solve for x
    x = 90,762,931.56/11,498.92
  6. Step 6: Final answer
    x = 7,893.17

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1.5x scale

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.