Home / 11,223.99-16,840.85-4,303.35

Finding the Fourth Proportional to 11,223.99, 16,840.85 and 4,303.35

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Solution

The fourth proportional to 11,223.99, 16,840.85 and 4,303.35 is: 6,456.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.99 : 16,840.85 = 4,303.35 : x
  2. Step 2: Convert to fraction form
    11,223.99/16,840.85 = 4,303.35/x
  3. Step 3: Cross multiply
    11,223.99x = 16,840.85 × 4,303.35
  4. Step 4: Simplify right side
    11,223.99x = 72,472,050.33
  5. Step 5: Solve for x
    x = 72,472,050.33/11,223.99
  6. Step 6: Final answer
    x = 6,456.89

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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.