Home / 11,923.40-17,885.75-4,528.51

Finding the Fourth Proportional to 11,923.40, 17,885.75 and 4,528.51

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Solution

The fourth proportional to 11,923.40, 17,885.75 and 4,528.51 is: 6,793.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.40 : 17,885.75 = 4,528.51 : x
  2. Step 2: Convert to fraction form
    11,923.40/17,885.75 = 4,528.51/x
  3. Step 3: Cross multiply
    11,923.40x = 17,885.75 × 4,528.51
  4. Step 4: Simplify right side
    11,923.40x = 80,995,730.38
  5. Step 5: Solve for x
    x = 80,995,730.38/11,923.40
  6. Step 6: Final answer
    x = 6,793.00

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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.