Home / 11,246.14-16,870.02-4,320.64

Finding the Fourth Proportional to 11,246.14, 16,870.02 and 4,320.64

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Solution

The fourth proportional to 11,246.14, 16,870.02 and 4,320.64 is: 6,481.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.14 : 16,870.02 = 4,320.64 : x
  2. Step 2: Convert to fraction form
    11,246.14/16,870.02 = 4,320.64/x
  3. Step 3: Cross multiply
    11,246.14x = 16,870.02 × 4,320.64
  4. Step 4: Simplify right side
    11,246.14x = 72,889,283.21
  5. Step 5: Solve for x
    x = 72,889,283.21/11,246.14
  6. Step 6: Final answer
    x = 6,481.27

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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.