Home / 12,160.14-18,248.84-4,370.10

Finding the Fourth Proportional to 12,160.14, 18,248.84 and 4,370.10

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Solution

The fourth proportional to 12,160.14, 18,248.84 and 4,370.10 is: 6,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,160.14 : 18,248.84 = 4,370.10 : x
  2. Step 2: Convert to fraction form
    12,160.14/18,248.84 = 4,370.10/x
  3. Step 3: Cross multiply
    12,160.14x = 18,248.84 × 4,370.10
  4. Step 4: Simplify right side
    12,160.14x = 79,749,255.68
  5. Step 5: Solve for x
    x = 79,749,255.68/12,160.14
  6. Step 6: Final answer
    x = 6,558.25

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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.