Home / 12,860.52-19,285.50-4,093.08

Finding the Fourth Proportional to 12,860.52, 19,285.50 and 4,093.08

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Solution

The fourth proportional to 12,860.52, 19,285.50 and 4,093.08 is: 6,137.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,860.52 : 19,285.50 = 4,093.08 : x
  2. Step 2: Convert to fraction form
    12,860.52/19,285.50 = 4,093.08/x
  3. Step 3: Cross multiply
    12,860.52x = 19,285.50 × 4,093.08
  4. Step 4: Simplify right side
    12,860.52x = 78,937,094.34
  5. Step 5: Solve for x
    x = 78,937,094.34/12,860.52
  6. Step 6: Final answer
    x = 6,137.94

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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.