Home / 4,315.20-5,954.64-2,637.42

Finding the Fourth Proportional to 4,315.20, 5,954.64 and 2,637.42

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Solution

The fourth proportional to 4,315.20, 5,954.64 and 2,637.42 is: 3,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.20 : 5,954.64 = 2,637.42 : x
  2. Step 2: Convert to fraction form
    4,315.20/5,954.64 = 2,637.42/x
  3. Step 3: Cross multiply
    4,315.20x = 5,954.64 × 2,637.42
  4. Step 4: Simplify right side
    4,315.20x = 15,704,886.63
  5. Step 5: Solve for x
    x = 15,704,886.63/4,315.20
  6. Step 6: Final answer
    x = 3,639.43

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Half scale
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Double scale
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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.