Home / 4,035.65-5,562.34-3,078.23

Finding the Fourth Proportional to 4,035.65, 5,562.34 and 3,078.23

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Solution

The fourth proportional to 4,035.65, 5,562.34 and 3,078.23 is: 4,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,035.65 : 5,562.34 = 3,078.23 : x
  2. Step 2: Convert to fraction form
    4,035.65/5,562.34 = 3,078.23/x
  3. Step 3: Cross multiply
    4,035.65x = 5,562.34 × 3,078.23
  4. Step 4: Simplify right side
    4,035.65x = 17,122,126.35
  5. Step 5: Solve for x
    x = 17,122,126.35/4,035.65
  6. Step 6: Final answer
    x = 4,242.72

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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.