Home / 11,165.04-16,746.84-4,239.36

Finding the Fourth Proportional to 11,165.04, 16,746.84 and 4,239.36

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Solution

The fourth proportional to 11,165.04, 16,746.84 and 4,239.36 is: 6,358.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.04 : 16,746.84 = 4,239.36 : x
  2. Step 2: Convert to fraction form
    11,165.04/16,746.84 = 4,239.36/x
  3. Step 3: Cross multiply
    11,165.04x = 16,746.84 × 4,239.36
  4. Step 4: Simplify right side
    11,165.04x = 70,995,883.62
  5. Step 5: Solve for x
    x = 70,995,883.62/11,165.04
  6. Step 6: Final answer
    x = 6,358.77

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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.