Home / 12,880.08-19,322.96-4,560.37

Finding the Fourth Proportional to 12,880.08, 19,322.96 and 4,560.37

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Solution

The fourth proportional to 12,880.08, 19,322.96 and 4,560.37 is: 6,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,880.08 : 19,322.96 = 4,560.37 : x
  2. Step 2: Convert to fraction form
    12,880.08/19,322.96 = 4,560.37/x
  3. Step 3: Cross multiply
    12,880.08x = 19,322.96 × 4,560.37
  4. Step 4: Simplify right side
    12,880.08x = 88,119,775.99
  5. Step 5: Solve for x
    x = 88,119,775.99/12,880.08
  6. Step 6: Final answer
    x = 6,841.56

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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.