Home / 5,668.89-8,503.35-1,720.18

Finding the Fourth Proportional to 5,668.89, 8,503.35 and 1,720.18

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Solution

The fourth proportional to 5,668.89, 8,503.35 and 1,720.18 is: 2,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.89 : 8,503.35 = 1,720.18 : x
  2. Step 2: Convert to fraction form
    5,668.89/8,503.35 = 1,720.18/x
  3. Step 3: Cross multiply
    5,668.89x = 8,503.35 × 1,720.18
  4. Step 4: Simplify right side
    5,668.89x = 14,627,264.89
  5. Step 5: Solve for x
    x = 14,627,264.89/5,668.89
  6. Step 6: Final answer
    x = 2,580.27

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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.