Home / 9,820.88-14,720.52-4,267.76

Finding the Fourth Proportional to 9,820.88, 14,720.52 and 4,267.76

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Solution

The fourth proportional to 9,820.88, 14,720.52 and 4,267.76 is: 6,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.88 : 14,720.52 = 4,267.76 : x
  2. Step 2: Convert to fraction form
    9,820.88/14,720.52 = 4,267.76/x
  3. Step 3: Cross multiply
    9,820.88x = 14,720.52 × 4,267.76
  4. Step 4: Simplify right side
    9,820.88x = 62,823,646.44
  5. Step 5: Solve for x
    x = 62,823,646.44/9,820.88
  6. Step 6: Final answer
    x = 6,396.95

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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.