Home / 11,017.07-16,526.10-3,120.17

Finding the Fourth Proportional to 11,017.07, 16,526.10 and 3,120.17

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Solution

The fourth proportional to 11,017.07, 16,526.10 and 3,120.17 is: 4,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.07 : 16,526.10 = 3,120.17 : x
  2. Step 2: Convert to fraction form
    11,017.07/16,526.10 = 3,120.17/x
  3. Step 3: Cross multiply
    11,017.07x = 16,526.10 × 3,120.17
  4. Step 4: Simplify right side
    11,017.07x = 51,564,241.44
  5. Step 5: Solve for x
    x = 51,564,241.44/11,017.07
  6. Step 6: Final answer
    x = 4,680.40

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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.