Home / 11,289.66-16,937.73-7,389.24

Finding the Fourth Proportional to 11,289.66, 16,937.73 and 7,389.24

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Solution

The fourth proportional to 11,289.66, 16,937.73 and 7,389.24 is: 11,085.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,289.66 : 16,937.73 = 7,389.24 : x
  2. Step 2: Convert to fraction form
    11,289.66/16,937.73 = 7,389.24/x
  3. Step 3: Cross multiply
    11,289.66x = 16,937.73 × 7,389.24
  4. Step 4: Simplify right side
    11,289.66x = 125,156,952.03
  5. Step 5: Solve for x
    x = 125,156,952.03/11,289.66
  6. Step 6: Final answer
    x = 11,085.98

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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.