Home / 4,156.48-5,735.15-2,478.04

Finding the Fourth Proportional to 4,156.48, 5,735.15 and 2,478.04

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Solution

The fourth proportional to 4,156.48, 5,735.15 and 2,478.04 is: 3,419.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.48 : 5,735.15 = 2,478.04 : x
  2. Step 2: Convert to fraction form
    4,156.48/5,735.15 = 2,478.04/x
  3. Step 3: Cross multiply
    4,156.48x = 5,735.15 × 2,478.04
  4. Step 4: Simplify right side
    4,156.48x = 14,211,931.11
  5. Step 5: Solve for x
    x = 14,211,931.11/4,156.48
  6. Step 6: Final answer
    x = 3,419.22

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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.