Home / 5,487.75-7,559.73-4,160.16

Finding the Fourth Proportional to 5,487.75, 7,559.73 and 4,160.16

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Solution

The fourth proportional to 5,487.75, 7,559.73 and 4,160.16 is: 5,730.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,487.75 : 7,559.73 = 4,160.16 : x
  2. Step 2: Convert to fraction form
    5,487.75/7,559.73 = 4,160.16/x
  3. Step 3: Cross multiply
    5,487.75x = 7,559.73 × 4,160.16
  4. Step 4: Simplify right side
    5,487.75x = 31,449,686.36
  5. Step 5: Solve for x
    x = 31,449,686.36/5,487.75
  6. Step 6: Final answer
    x = 5,730.89

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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.