Home / 7,493.10-11,223.45-6,672.30

Finding the Fourth Proportional to 7,493.10, 11,223.45 and 6,672.30

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Solution

The fourth proportional to 7,493.10, 11,223.45 and 6,672.30 is: 9,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.10 : 11,223.45 = 6,672.30 : x
  2. Step 2: Convert to fraction form
    7,493.10/11,223.45 = 6,672.30/x
  3. Step 3: Cross multiply
    7,493.10x = 11,223.45 × 6,672.30
  4. Step 4: Simplify right side
    7,493.10x = 74,886,225.44
  5. Step 5: Solve for x
    x = 74,886,225.44/7,493.10
  6. Step 6: Final answer
    x = 9,994.02

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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.