Home / 5,567.18-7,682.40-3,048.80

Finding the Fourth Proportional to 5,567.18, 7,682.40 and 3,048.80

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Solution

The fourth proportional to 5,567.18, 7,682.40 and 3,048.80 is: 4,207.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.18 : 7,682.40 = 3,048.80 : x
  2. Step 2: Convert to fraction form
    5,567.18/7,682.40 = 3,048.80/x
  3. Step 3: Cross multiply
    5,567.18x = 7,682.40 × 3,048.80
  4. Step 4: Simplify right side
    5,567.18x = 23,422,062.71
  5. Step 5: Solve for x
    x = 23,422,062.71/5,567.18
  6. Step 6: Final answer
    x = 4,207.17

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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.