Home / 12,598.08-18,899.16-4,277.22

Finding the Fourth Proportional to 12,598.08, 18,899.16 and 4,277.22

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Solution

The fourth proportional to 12,598.08, 18,899.16 and 4,277.22 is: 6,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598.08 : 18,899.16 = 4,277.22 : x
  2. Step 2: Convert to fraction form
    12,598.08/18,899.16 = 4,277.22/x
  3. Step 3: Cross multiply
    12,598.08x = 18,899.16 × 4,277.22
  4. Step 4: Simplify right side
    12,598.08x = 80,835,865.14
  5. Step 5: Solve for x
    x = 80,835,865.14/12,598.08
  6. Step 6: Final answer
    x = 6,416.52

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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.