Home / 12,252.30-18,384.52-4,856.59

Finding the Fourth Proportional to 12,252.30, 18,384.52 and 4,856.59

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Solution

The fourth proportional to 12,252.30, 18,384.52 and 4,856.59 is: 7,287.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252.30 : 18,384.52 = 4,856.59 : x
  2. Step 2: Convert to fraction form
    12,252.30/18,384.52 = 4,856.59/x
  3. Step 3: Cross multiply
    12,252.30x = 18,384.52 × 4,856.59
  4. Step 4: Simplify right side
    12,252.30x = 89,286,075.99
  5. Step 5: Solve for x
    x = 89,286,075.99/12,252.30
  6. Step 6: Final answer
    x = 7,287.29

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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.