Home / 11,451.40-17,170.08-4,873.84

Finding the Fourth Proportional to 11,451.40, 17,170.08 and 4,873.84

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Solution

The fourth proportional to 11,451.40, 17,170.08 and 4,873.84 is: 7,307.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.40 : 17,170.08 = 4,873.84 : x
  2. Step 2: Convert to fraction form
    11,451.40/17,170.08 = 4,873.84/x
  3. Step 3: Cross multiply
    11,451.40x = 17,170.08 × 4,873.84
  4. Step 4: Simplify right side
    11,451.40x = 83,684,222.71
  5. Step 5: Solve for x
    x = 83,684,222.71/11,451.40
  6. Step 6: Final answer
    x = 7,307.77

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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.