Home / 11,389.47-17,089.07-5,544.51

Finding the Fourth Proportional to 11,389.47, 17,089.07 and 5,544.51

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Solution

The fourth proportional to 11,389.47, 17,089.07 and 5,544.51 is: 8,319.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.47 : 17,089.07 = 5,544.51 : x
  2. Step 2: Convert to fraction form
    11,389.47/17,089.07 = 5,544.51/x
  3. Step 3: Cross multiply
    11,389.47x = 17,089.07 × 5,544.51
  4. Step 4: Simplify right side
    11,389.47x = 94,750,491.78
  5. Step 5: Solve for x
    x = 94,750,491.78/11,389.47
  6. Step 6: Final answer
    x = 8,319.13

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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.