Home / 5,362.60-7,386.54-3,787.96

Finding the Fourth Proportional to 5,362.60, 7,386.54 and 3,787.96

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Solution

The fourth proportional to 5,362.60, 7,386.54 and 3,787.96 is: 5,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.60 : 7,386.54 = 3,787.96 : x
  2. Step 2: Convert to fraction form
    5,362.60/7,386.54 = 3,787.96/x
  3. Step 3: Cross multiply
    5,362.60x = 7,386.54 × 3,787.96
  4. Step 4: Simplify right side
    5,362.60x = 27,979,918.06
  5. Step 5: Solve for x
    x = 27,979,918.06/5,362.60
  6. Step 6: Final answer
    x = 5,217.60

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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.