Home / 3,432.63-4,732.71-2,802.51

Finding the Fourth Proportional to 3,432.63, 4,732.71 and 2,802.51

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Solution

The fourth proportional to 3,432.63, 4,732.71 and 2,802.51 is: 3,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.63 : 4,732.71 = 2,802.51 : x
  2. Step 2: Convert to fraction form
    3,432.63/4,732.71 = 2,802.51/x
  3. Step 3: Cross multiply
    3,432.63x = 4,732.71 × 2,802.51
  4. Step 4: Simplify right side
    3,432.63x = 13,263,467.10
  5. Step 5: Solve for x
    x = 13,263,467.10/3,432.63
  6. Step 6: Final answer
    x = 3,863.94

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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.