Home / 4,270.36-5,890.16-2,588.80

Finding the Fourth Proportional to 4,270.36, 5,890.16 and 2,588.80

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Solution

The fourth proportional to 4,270.36, 5,890.16 and 2,588.80 is: 3,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.36 : 5,890.16 = 2,588.80 : x
  2. Step 2: Convert to fraction form
    4,270.36/5,890.16 = 2,588.80/x
  3. Step 3: Cross multiply
    4,270.36x = 5,890.16 × 2,588.80
  4. Step 4: Simplify right side
    4,270.36x = 15,248,446.21
  5. Step 5: Solve for x
    x = 15,248,446.21/4,270.36
  6. Step 6: Final answer
    x = 3,570.76

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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.