Home / 9,043.60-13,563.35-3,200.21

Finding the Fourth Proportional to 9,043.60, 13,563.35 and 3,200.21

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Solution

The fourth proportional to 9,043.60, 13,563.35 and 3,200.21 is: 4,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.60 : 13,563.35 = 3,200.21 : x
  2. Step 2: Convert to fraction form
    9,043.60/13,563.35 = 3,200.21/x
  3. Step 3: Cross multiply
    9,043.60x = 13,563.35 × 3,200.21
  4. Step 4: Simplify right side
    9,043.60x = 43,405,547.35
  5. Step 5: Solve for x
    x = 43,405,547.35/9,043.60
  6. Step 6: Final answer
    x = 4,799.59

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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.