Home / 5,561.10-7,668.48-3,670.20

Finding the Fourth Proportional to 5,561.10, 7,668.48 and 3,670.20

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Solution

The fourth proportional to 5,561.10, 7,668.48 and 3,670.20 is: 5,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.10 : 7,668.48 = 3,670.20 : x
  2. Step 2: Convert to fraction form
    5,561.10/7,668.48 = 3,670.20/x
  3. Step 3: Cross multiply
    5,561.10x = 7,668.48 × 3,670.20
  4. Step 4: Simplify right side
    5,561.10x = 28,144,855.30
  5. Step 5: Solve for x
    x = 28,144,855.30/5,561.10
  6. Step 6: Final answer
    x = 5,061.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.