Home / 4,339.80-5,988.96-3,406.68

Finding the Fourth Proportional to 4,339.80, 5,988.96 and 3,406.68

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Solution

The fourth proportional to 4,339.80, 5,988.96 and 3,406.68 is: 4,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.80 : 5,988.96 = 3,406.68 : x
  2. Step 2: Convert to fraction form
    4,339.80/5,988.96 = 3,406.68/x
  3. Step 3: Cross multiply
    4,339.80x = 5,988.96 × 3,406.68
  4. Step 4: Simplify right side
    4,339.80x = 20,402,470.25
  5. Step 5: Solve for x
    x = 20,402,470.25/4,339.80
  6. Step 6: Final answer
    x = 4,701.25

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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.