Home / 11,239.16-16,866.26-4,665.35

Finding the Fourth Proportional to 11,239.16, 16,866.26 and 4,665.35

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Solution

The fourth proportional to 11,239.16, 16,866.26 and 4,665.35 is: 7,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.16 : 16,866.26 = 4,665.35 : x
  2. Step 2: Convert to fraction form
    11,239.16/16,866.26 = 4,665.35/x
  3. Step 3: Cross multiply
    11,239.16x = 16,866.26 × 4,665.35
  4. Step 4: Simplify right side
    11,239.16x = 78,686,898.43
  5. Step 5: Solve for x
    x = 78,686,898.43/11,239.16
  6. Step 6: Final answer
    x = 7,001.14

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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.