Home / 9,819.12-14,731.02-2,893.62

Finding the Fourth Proportional to 9,819.12, 14,731.02 and 2,893.62

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Solution

The fourth proportional to 9,819.12, 14,731.02 and 2,893.62 is: 4,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,819.12 : 14,731.02 = 2,893.62 : x
  2. Step 2: Convert to fraction form
    9,819.12/14,731.02 = 2,893.62/x
  3. Step 3: Cross multiply
    9,819.12x = 14,731.02 × 2,893.62
  4. Step 4: Simplify right side
    9,819.12x = 42,625,974.09
  5. Step 5: Solve for x
    x = 42,625,974.09/9,819.12
  6. Step 6: Final answer
    x = 4,341.12

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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.