Home / 4,162.90-5,746.04-2,485.48

Finding the Fourth Proportional to 4,162.90, 5,746.04 and 2,485.48

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Solution

The fourth proportional to 4,162.90, 5,746.04 and 2,485.48 is: 3,430.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.90 : 5,746.04 = 2,485.48 : x
  2. Step 2: Convert to fraction form
    4,162.90/5,746.04 = 2,485.48/x
  3. Step 3: Cross multiply
    4,162.90x = 5,746.04 × 2,485.48
  4. Step 4: Simplify right side
    4,162.90x = 14,281,667.50
  5. Step 5: Solve for x
    x = 14,281,667.50/4,162.90
  6. Step 6: Final answer
    x = 3,430.70

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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.