Home / 5,564.16-7,682.40-3,677.40

Finding the Fourth Proportional to 5,564.16, 7,682.40 and 3,677.40

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Solution

The fourth proportional to 5,564.16, 7,682.40 and 3,677.40 is: 5,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.16 : 7,682.40 = 3,677.40 : x
  2. Step 2: Convert to fraction form
    5,564.16/7,682.40 = 3,677.40/x
  3. Step 3: Cross multiply
    5,564.16x = 7,682.40 × 3,677.40
  4. Step 4: Simplify right side
    5,564.16x = 28,251,257.76
  5. Step 5: Solve for x
    x = 28,251,257.76/5,564.16
  6. Step 6: Final answer
    x = 5,077.36

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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.