Home / 11,501.12-17,237.24-4,919.56

Finding the Fourth Proportional to 11,501.12, 17,237.24 and 4,919.56

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Solution

The fourth proportional to 11,501.12, 17,237.24 and 4,919.56 is: 7,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.12 : 17,237.24 = 4,919.56 : x
  2. Step 2: Convert to fraction form
    11,501.12/17,237.24 = 4,919.56/x
  3. Step 3: Cross multiply
    11,501.12x = 17,237.24 × 4,919.56
  4. Step 4: Simplify right side
    11,501.12x = 84,799,636.41
  5. Step 5: Solve for x
    x = 84,799,636.41/11,501.12
  6. Step 6: Final answer
    x = 7,373.16

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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.