Home / 9,191.10-13,783.37-4,259.82

Finding the Fourth Proportional to 9,191.10, 13,783.37 and 4,259.82

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Solution

The fourth proportional to 9,191.10, 13,783.37 and 4,259.82 is: 6,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191.10 : 13,783.37 = 4,259.82 : x
  2. Step 2: Convert to fraction form
    9,191.10/13,783.37 = 4,259.82/x
  3. Step 3: Cross multiply
    9,191.10x = 13,783.37 × 4,259.82
  4. Step 4: Simplify right side
    9,191.10x = 58,714,675.19
  5. Step 5: Solve for x
    x = 58,714,675.19/9,191.10
  6. Step 6: Final answer
    x = 6,388.21

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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.