Home / 3,430.13-4,730.83-2,367.65

Finding the Fourth Proportional to 3,430.13, 4,730.83 and 2,367.65

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Solution

The fourth proportional to 3,430.13, 4,730.83 and 2,367.65 is: 3,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430.13 : 4,730.83 = 2,367.65 : x
  2. Step 2: Convert to fraction form
    3,430.13/4,730.83 = 2,367.65/x
  3. Step 3: Cross multiply
    3,430.13x = 4,730.83 × 2,367.65
  4. Step 4: Simplify right side
    3,430.13x = 11,200,955.56
  5. Step 5: Solve for x
    x = 11,200,955.56/3,430.13
  6. Step 6: Final answer
    x = 3,265.47

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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.