Home / 2,588.67-3,572.37-1,409.75

Finding the Fourth Proportional to 2,588.67, 3,572.37 and 1,409.75

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Solution

The fourth proportional to 2,588.67, 3,572.37 and 1,409.75 is: 1,945.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.67 : 3,572.37 = 1,409.75 : x
  2. Step 2: Convert to fraction form
    2,588.67/3,572.37 = 1,409.75/x
  3. Step 3: Cross multiply
    2,588.67x = 3,572.37 × 1,409.75
  4. Step 4: Simplify right side
    2,588.67x = 5,036,130.75
  5. Step 5: Solve for x
    x = 5,036,130.75/2,588.67
  6. Step 6: Final answer
    x = 1,945.45

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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.