Home / 9,089.64-13,629.96-4,705.92

Finding the Fourth Proportional to 9,089.64, 13,629.96 and 4,705.92

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Solution

The fourth proportional to 9,089.64, 13,629.96 and 4,705.92 is: 7,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.64 : 13,629.96 = 4,705.92 : x
  2. Step 2: Convert to fraction form
    9,089.64/13,629.96 = 4,705.92/x
  3. Step 3: Cross multiply
    9,089.64x = 13,629.96 × 4,705.92
  4. Step 4: Simplify right side
    9,089.64x = 64,141,501.36
  5. Step 5: Solve for x
    x = 64,141,501.36/9,089.64
  6. Step 6: Final answer
    x = 7,056.55

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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.