Home / 7,712.03-10,648.94-4,729.82

Finding the Fourth Proportional to 7,712.03, 10,648.94 and 4,729.82

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Solution

The fourth proportional to 7,712.03, 10,648.94 and 4,729.82 is: 6,531.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.03 : 10,648.94 = 4,729.82 : x
  2. Step 2: Convert to fraction form
    7,712.03/10,648.94 = 4,729.82/x
  3. Step 3: Cross multiply
    7,712.03x = 10,648.94 × 4,729.82
  4. Step 4: Simplify right side
    7,712.03x = 50,367,492.50
  5. Step 5: Solve for x
    x = 50,367,492.50/7,712.03
  6. Step 6: Final answer
    x = 6,531.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.