Home / 10,998.90-16,498.35-4,076.10

Finding the Fourth Proportional to 10,998.90, 16,498.35 and 4,076.10

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Solution

The fourth proportional to 10,998.90, 16,498.35 and 4,076.10 is: 6,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.90 : 16,498.35 = 4,076.10 : x
  2. Step 2: Convert to fraction form
    10,998.90/16,498.35 = 4,076.10/x
  3. Step 3: Cross multiply
    10,998.90x = 16,498.35 × 4,076.10
  4. Step 4: Simplify right side
    10,998.90x = 67,248,924.44
  5. Step 5: Solve for x
    x = 67,248,924.44/10,998.90
  6. Step 6: Final answer
    x = 6,114.15

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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.