Home / 4,154.41-5,715.63-3,438.16

Finding the Fourth Proportional to 4,154.41, 5,715.63 and 3,438.16

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Solution

The fourth proportional to 4,154.41, 5,715.63 and 3,438.16 is: 4,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.41 : 5,715.63 = 3,438.16 : x
  2. Step 2: Convert to fraction form
    4,154.41/5,715.63 = 3,438.16/x
  3. Step 3: Cross multiply
    4,154.41x = 5,715.63 × 3,438.16
  4. Step 4: Simplify right side
    4,154.41x = 19,651,268.30
  5. Step 5: Solve for x
    x = 19,651,268.30/4,154.41
  6. Step 6: Final answer
    x = 4,730.22

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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.