Home / 11,001.18-16,502.58-3,210.20

Finding the Fourth Proportional to 11,001.18, 16,502.58 and 3,210.20

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Solution

The fourth proportional to 11,001.18, 16,502.58 and 3,210.20 is: 4,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.18 : 16,502.58 = 3,210.20 : x
  2. Step 2: Convert to fraction form
    11,001.18/16,502.58 = 3,210.20/x
  3. Step 3: Cross multiply
    11,001.18x = 16,502.58 × 3,210.20
  4. Step 4: Simplify right side
    11,001.18x = 52,976,582.32
  5. Step 5: Solve for x
    x = 52,976,582.32/11,001.18
  6. Step 6: Final answer
    x = 4,815.54

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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.