Home / 11,389.92-17,073.09-5,539.26

Finding the Fourth Proportional to 11,389.92, 17,073.09 and 5,539.26

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Solution

The fourth proportional to 11,389.92, 17,073.09 and 5,539.26 is: 8,303.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.92 : 17,073.09 = 5,539.26 : x
  2. Step 2: Convert to fraction form
    11,389.92/17,073.09 = 5,539.26/x
  3. Step 3: Cross multiply
    11,389.92x = 17,073.09 × 5,539.26
  4. Step 4: Simplify right side
    11,389.92x = 94,572,284.51
  5. Step 5: Solve for x
    x = 94,572,284.51/11,389.92
  6. Step 6: Final answer
    x = 8,303.16

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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.