Home / 4,179.40-5,762.61-3,430.96

Finding the Fourth Proportional to 4,179.40, 5,762.61 and 3,430.96

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Solution

The fourth proportional to 4,179.40, 5,762.61 and 3,430.96 is: 4,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.40 : 5,762.61 = 3,430.96 : x
  2. Step 2: Convert to fraction form
    4,179.40/5,762.61 = 3,430.96/x
  3. Step 3: Cross multiply
    4,179.40x = 5,762.61 × 3,430.96
  4. Step 4: Simplify right side
    4,179.40x = 19,771,270.00
  5. Step 5: Solve for x
    x = 19,771,270.00/4,179.40
  6. Step 6: Final answer
    x = 4,730.65

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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.