Home / 10,133.96-13,991.36-6,362.32

Finding the Fourth Proportional to 10,133.96, 13,991.36 and 6,362.32

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Solution

The fourth proportional to 10,133.96, 13,991.36 and 6,362.32 is: 8,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.96 : 13,991.36 = 6,362.32 : x
  2. Step 2: Convert to fraction form
    10,133.96/13,991.36 = 6,362.32/x
  3. Step 3: Cross multiply
    10,133.96x = 13,991.36 × 6,362.32
  4. Step 4: Simplify right side
    10,133.96x = 89,017,509.56
  5. Step 5: Solve for x
    x = 89,017,509.56/10,133.96
  6. Step 6: Final answer
    x = 8,784.08

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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.