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Finding the Fourth Proportional to 9,453.70, 14,182.85 and 2,880.01

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Solution

The fourth proportional to 9,453.70, 14,182.85 and 2,880.01 is: 4,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.70 : 14,182.85 = 2,880.01 : x
  2. Step 2: Convert to fraction form
    9,453.70/14,182.85 = 2,880.01/x
  3. Step 3: Cross multiply
    9,453.70x = 14,182.85 × 2,880.01
  4. Step 4: Simplify right side
    9,453.70x = 40,846,749.83
  5. Step 5: Solve for x
    x = 40,846,749.83/9,453.70
  6. Step 6: Final answer
    x = 4,320.72

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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.