Home / 11,018.84-15,206.33-6,304.64

Finding the Fourth Proportional to 11,018.84, 15,206.33 and 6,304.64

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Solution

The fourth proportional to 11,018.84, 15,206.33 and 6,304.64 is: 8,700.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.84 : 15,206.33 = 6,304.64 : x
  2. Step 2: Convert to fraction form
    11,018.84/15,206.33 = 6,304.64/x
  3. Step 3: Cross multiply
    11,018.84x = 15,206.33 × 6,304.64
  4. Step 4: Simplify right side
    11,018.84x = 95,870,376.10
  5. Step 5: Solve for x
    x = 95,870,376.10/11,018.84
  6. Step 6: Final answer
    x = 8,700.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.