Home / 5,055.75-7,580.16-2,588.91

Finding the Fourth Proportional to 5,055.75, 7,580.16 and 2,588.91

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Solution

The fourth proportional to 5,055.75, 7,580.16 and 2,588.91 is: 3,881.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.75 : 7,580.16 = 2,588.91 : x
  2. Step 2: Convert to fraction form
    5,055.75/7,580.16 = 2,588.91/x
  3. Step 3: Cross multiply
    5,055.75x = 7,580.16 × 2,588.91
  4. Step 4: Simplify right side
    5,055.75x = 19,624,352.03
  5. Step 5: Solve for x
    x = 19,624,352.03/5,055.75
  6. Step 6: Final answer
    x = 3,881.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.