Home / 7,417.18-11,125.82-2,223.06

Finding the Fourth Proportional to 7,417.18, 11,125.82 and 2,223.06

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Solution

The fourth proportional to 7,417.18, 11,125.82 and 2,223.06 is: 3,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.18 : 11,125.82 = 2,223.06 : x
  2. Step 2: Convert to fraction form
    7,417.18/11,125.82 = 2,223.06/x
  3. Step 3: Cross multiply
    7,417.18x = 11,125.82 × 2,223.06
  4. Step 4: Simplify right side
    7,417.18x = 24,733,365.41
  5. Step 5: Solve for x
    x = 24,733,365.41/7,417.18
  6. Step 6: Final answer
    x = 3,334.60

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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.