Home / 9,027.65-13,543.29-3,188.36

Finding the Fourth Proportional to 9,027.65, 13,543.29 and 3,188.36

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Solution

The fourth proportional to 9,027.65, 13,543.29 and 3,188.36 is: 4,783.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.65 : 13,543.29 = 3,188.36 : x
  2. Step 2: Convert to fraction form
    9,027.65/13,543.29 = 3,188.36/x
  3. Step 3: Cross multiply
    9,027.65x = 13,543.29 × 3,188.36
  4. Step 4: Simplify right side
    9,027.65x = 43,180,816.39
  5. Step 5: Solve for x
    x = 43,180,816.39/9,027.65
  6. Step 6: Final answer
    x = 4,783.18

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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.