Home / 11,070.65-16,604.15-5,518.10

Finding the Fourth Proportional to 11,070.65, 16,604.15 and 5,518.10

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Solution

The fourth proportional to 11,070.65, 16,604.15 and 5,518.10 is: 8,276.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.65 : 16,604.15 = 5,518.10 : x
  2. Step 2: Convert to fraction form
    11,070.65/16,604.15 = 5,518.10/x
  3. Step 3: Cross multiply
    11,070.65x = 16,604.15 × 5,518.10
  4. Step 4: Simplify right side
    11,070.65x = 91,623,360.12
  5. Step 5: Solve for x
    x = 91,623,360.12/11,070.65
  6. Step 6: Final answer
    x = 8,276.24

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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.