Home / 5,564.19-7,678.60-3,046.32

Finding the Fourth Proportional to 5,564.19, 7,678.60 and 3,046.32

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Solution

The fourth proportional to 5,564.19, 7,678.60 and 3,046.32 is: 4,203.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,564.19 : 7,678.60 = 3,046.32 : x
  2. Step 2: Convert to fraction form
    5,564.19/7,678.60 = 3,046.32/x
  3. Step 3: Cross multiply
    5,564.19x = 7,678.60 × 3,046.32
  4. Step 4: Simplify right side
    5,564.19x = 23,391,472.75
  5. Step 5: Solve for x
    x = 23,391,472.75/5,564.19
  6. Step 6: Final answer
    x = 4,203.93

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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.