Home / 11,210.59-16,774.36-7,017.18

Finding the Fourth Proportional to 11,210.59, 16,774.36 and 7,017.18

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Solution

The fourth proportional to 11,210.59, 16,774.36 and 7,017.18 is: 10,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.59 : 16,774.36 = 7,017.18 : x
  2. Step 2: Convert to fraction form
    11,210.59/16,774.36 = 7,017.18/x
  3. Step 3: Cross multiply
    11,210.59x = 16,774.36 × 7,017.18
  4. Step 4: Simplify right side
    11,210.59x = 117,708,668.42
  5. Step 5: Solve for x
    x = 117,708,668.42/11,210.59
  6. Step 6: Final answer
    x = 10,499.78

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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.