Home / 9,509.34-14,252.49-4,878.30

Finding the Fourth Proportional to 9,509.34, 14,252.49 and 4,878.30

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Solution

The fourth proportional to 9,509.34, 14,252.49 and 4,878.30 is: 7,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509.34 : 14,252.49 = 4,878.30 : x
  2. Step 2: Convert to fraction form
    9,509.34/14,252.49 = 4,878.30/x
  3. Step 3: Cross multiply
    9,509.34x = 14,252.49 × 4,878.30
  4. Step 4: Simplify right side
    9,509.34x = 69,527,921.97
  5. Step 5: Solve for x
    x = 69,527,921.97/9,509.34
  6. Step 6: Final answer
    x = 7,311.54

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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.