Home / 2,429.92-3,352.75-1,547.02

Finding the Fourth Proportional to 2,429.92, 3,352.75 and 1,547.02

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Solution

The fourth proportional to 2,429.92, 3,352.75 and 1,547.02 is: 2,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.92 : 3,352.75 = 1,547.02 : x
  2. Step 2: Convert to fraction form
    2,429.92/3,352.75 = 1,547.02/x
  3. Step 3: Cross multiply
    2,429.92x = 3,352.75 × 1,547.02
  4. Step 4: Simplify right side
    2,429.92x = 5,186,771.31
  5. Step 5: Solve for x
    x = 5,186,771.31/2,429.92
  6. Step 6: Final answer
    x = 2,134.54

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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.