Home / 11,609.79-17,400.36-4,582.74

Finding the Fourth Proportional to 11,609.79, 17,400.36 and 4,582.74

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Solution

The fourth proportional to 11,609.79, 17,400.36 and 4,582.74 is: 6,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,609.79 : 17,400.36 = 4,582.74 : x
  2. Step 2: Convert to fraction form
    11,609.79/17,400.36 = 4,582.74/x
  3. Step 3: Cross multiply
    11,609.79x = 17,400.36 × 4,582.74
  4. Step 4: Simplify right side
    11,609.79x = 79,741,325.79
  5. Step 5: Solve for x
    x = 79,741,325.79/11,609.79
  6. Step 6: Final answer
    x = 6,868.46

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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.