Home / 11,459.21-17,176.81-4,799.51

Finding the Fourth Proportional to 11,459.21, 17,176.81 and 4,799.51

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Solution

The fourth proportional to 11,459.21, 17,176.81 and 4,799.51 is: 7,194.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.21 : 17,176.81 = 4,799.51 : x
  2. Step 2: Convert to fraction form
    11,459.21/17,176.81 = 4,799.51/x
  3. Step 3: Cross multiply
    11,459.21x = 17,176.81 × 4,799.51
  4. Step 4: Simplify right side
    11,459.21x = 82,440,271.36
  5. Step 5: Solve for x
    x = 82,440,271.36/11,459.21
  6. Step 6: Final answer
    x = 7,194.24

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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.