Home / 1,581.07-2,366.75-1,347.79

Finding the Fourth Proportional to 1,581.07, 2,366.75 and 1,347.79

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Solution

The fourth proportional to 1,581.07, 2,366.75 and 1,347.79 is: 2,017.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581.07 : 2,366.75 = 1,347.79 : x
  2. Step 2: Convert to fraction form
    1,581.07/2,366.75 = 1,347.79/x
  3. Step 3: Cross multiply
    1,581.07x = 2,366.75 × 1,347.79
  4. Step 4: Simplify right side
    1,581.07x = 3,189,875.24
  5. Step 5: Solve for x
    x = 3,189,875.24/1,581.07
  6. Step 6: Final answer
    x = 2,017.54

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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.