Home / 2,588.84-3,572.58-1,409.90

Finding the Fourth Proportional to 2,588.84, 3,572.58 and 1,409.90

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Solution

The fourth proportional to 2,588.84, 3,572.58 and 1,409.90 is: 1,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.84 : 3,572.58 = 1,409.90 : x
  2. Step 2: Convert to fraction form
    2,588.84/3,572.58 = 1,409.90/x
  3. Step 3: Cross multiply
    2,588.84x = 3,572.58 × 1,409.90
  4. Step 4: Simplify right side
    2,588.84x = 5,036,980.54
  5. Step 5: Solve for x
    x = 5,036,980.54/2,588.84
  6. Step 6: Final answer
    x = 1,945.65

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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.