Home / 5,885.34-8,830.42-3,111.28

Finding the Fourth Proportional to 5,885.34, 8,830.42 and 3,111.28

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Solution

The fourth proportional to 5,885.34, 8,830.42 and 3,111.28 is: 4,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.34 : 8,830.42 = 3,111.28 : x
  2. Step 2: Convert to fraction form
    5,885.34/8,830.42 = 3,111.28/x
  3. Step 3: Cross multiply
    5,885.34x = 8,830.42 × 3,111.28
  4. Step 4: Simplify right side
    5,885.34x = 27,473,909.14
  5. Step 5: Solve for x
    x = 27,473,909.14/5,885.34
  6. Step 6: Final answer
    x = 4,668.19

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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.