Home / 8,885.69-13,330.81-3,042.30

Finding the Fourth Proportional to 8,885.69, 13,330.81 and 3,042.30

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Solution

The fourth proportional to 8,885.69, 13,330.81 and 3,042.30 is: 4,564.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.69 : 13,330.81 = 3,042.30 : x
  2. Step 2: Convert to fraction form
    8,885.69/13,330.81 = 3,042.30/x
  3. Step 3: Cross multiply
    8,885.69x = 13,330.81 × 3,042.30
  4. Step 4: Simplify right side
    8,885.69x = 40,556,323.26
  5. Step 5: Solve for x
    x = 40,556,323.26/8,885.69
  6. Step 6: Final answer
    x = 4,564.23

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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.