Home / 8,995.57-13,492.29-2,421.23

Finding the Fourth Proportional to 8,995.57, 13,492.29 and 2,421.23

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Solution

The fourth proportional to 8,995.57, 13,492.29 and 2,421.23 is: 3,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.57 : 13,492.29 = 2,421.23 : x
  2. Step 2: Convert to fraction form
    8,995.57/13,492.29 = 2,421.23/x
  3. Step 3: Cross multiply
    8,995.57x = 13,492.29 × 2,421.23
  4. Step 4: Simplify right side
    8,995.57x = 32,667,971.05
  5. Step 5: Solve for x
    x = 32,667,971.05/8,995.57
  6. Step 6: Final answer
    x = 3,631.56

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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.