Home / 5,595.90-7,722.54-3,078.21

Finding the Fourth Proportional to 5,595.90, 7,722.54 and 3,078.21

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Solution

The fourth proportional to 5,595.90, 7,722.54 and 3,078.21 is: 4,248.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.90 : 7,722.54 = 3,078.21 : x
  2. Step 2: Convert to fraction form
    5,595.90/7,722.54 = 3,078.21/x
  3. Step 3: Cross multiply
    5,595.90x = 7,722.54 × 3,078.21
  4. Step 4: Simplify right side
    5,595.90x = 23,771,599.85
  5. Step 5: Solve for x
    x = 23,771,599.85/5,595.90
  6. Step 6: Final answer
    x = 4,248.04

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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.