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Finding the Fourth Proportional to 9,811.04, 14,719.02 and 2,885.54

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Solution

The fourth proportional to 9,811.04, 14,719.02 and 2,885.54 is: 4,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.04 : 14,719.02 = 2,885.54 : x
  2. Step 2: Convert to fraction form
    9,811.04/14,719.02 = 2,885.54/x
  3. Step 3: Cross multiply
    9,811.04x = 14,719.02 × 2,885.54
  4. Step 4: Simplify right side
    9,811.04x = 42,472,320.97
  5. Step 5: Solve for x
    x = 42,472,320.97/9,811.04
  6. Step 6: Final answer
    x = 4,329.03

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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.