Home / 9,487.11-14,228.54-2,913.36

Finding the Fourth Proportional to 9,487.11, 14,228.54 and 2,913.36

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Solution

The fourth proportional to 9,487.11, 14,228.54 and 2,913.36 is: 4,369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.11 : 14,228.54 = 2,913.36 : x
  2. Step 2: Convert to fraction form
    9,487.11/14,228.54 = 2,913.36/x
  3. Step 3: Cross multiply
    9,487.11x = 14,228.54 × 2,913.36
  4. Step 4: Simplify right side
    9,487.11x = 41,452,859.29
  5. Step 5: Solve for x
    x = 41,452,859.29/9,487.11
  6. Step 6: Final answer
    x = 4,369.39

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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.