Home / 9,320.20-13,980.27-2,746.37

Finding the Fourth Proportional to 9,320.20, 13,980.27 and 2,746.37

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Solution

The fourth proportional to 9,320.20, 13,980.27 and 2,746.37 is: 4,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.20 : 13,980.27 = 2,746.37 : x
  2. Step 2: Convert to fraction form
    9,320.20/13,980.27 = 2,746.37/x
  3. Step 3: Cross multiply
    9,320.20x = 13,980.27 × 2,746.37
  4. Step 4: Simplify right side
    9,320.20x = 38,394,994.12
  5. Step 5: Solve for x
    x = 38,394,994.12/9,320.20
  6. Step 6: Final answer
    x = 4,119.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.