Home / 4,623.12-6,931.65-1,660.08

Finding the Fourth Proportional to 4,623.12, 6,931.65 and 1,660.08

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Solution

The fourth proportional to 4,623.12, 6,931.65 and 1,660.08 is: 2,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.12 : 6,931.65 = 1,660.08 : x
  2. Step 2: Convert to fraction form
    4,623.12/6,931.65 = 1,660.08/x
  3. Step 3: Cross multiply
    4,623.12x = 6,931.65 × 1,660.08
  4. Step 4: Simplify right side
    4,623.12x = 11,507,093.53
  5. Step 5: Solve for x
    x = 11,507,093.53/4,623.12
  6. Step 6: Final answer
    x = 2,489.03

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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.