Home / 3,560.23-5,341.70-1,613.80

Finding the Fourth Proportional to 3,560.23, 5,341.70 and 1,613.80

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Solution

The fourth proportional to 3,560.23, 5,341.70 and 1,613.80 is: 2,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.23 : 5,341.70 = 1,613.80 : x
  2. Step 2: Convert to fraction form
    3,560.23/5,341.70 = 1,613.80/x
  3. Step 3: Cross multiply
    3,560.23x = 5,341.70 × 1,613.80
  4. Step 4: Simplify right side
    3,560.23x = 8,620,435.46
  5. Step 5: Solve for x
    x = 8,620,435.46/3,560.23
  6. Step 6: Final answer
    x = 2,421.31

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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.