Home / 5,035.69-6,941.17-3,420.09

Finding the Fourth Proportional to 5,035.69, 6,941.17 and 3,420.09

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Solution

The fourth proportional to 5,035.69, 6,941.17 and 3,420.09 is: 4,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.69 : 6,941.17 = 3,420.09 : x
  2. Step 2: Convert to fraction form
    5,035.69/6,941.17 = 3,420.09/x
  3. Step 3: Cross multiply
    5,035.69x = 6,941.17 × 3,420.09
  4. Step 4: Simplify right side
    5,035.69x = 23,739,426.11
  5. Step 5: Solve for x
    x = 23,739,426.11/5,035.69
  6. Step 6: Final answer
    x = 4,714.24

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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.