Home / 12,130.16-18,184.24-4,337.16

Finding the Fourth Proportional to 12,130.16, 18,184.24 and 4,337.16

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Solution

The fourth proportional to 12,130.16, 18,184.24 and 4,337.16 is: 6,501.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,130.16 : 18,184.24 = 4,337.16 : x
  2. Step 2: Convert to fraction form
    12,130.16/18,184.24 = 4,337.16/x
  3. Step 3: Cross multiply
    12,130.16x = 18,184.24 × 4,337.16
  4. Step 4: Simplify right side
    12,130.16x = 78,867,958.36
  5. Step 5: Solve for x
    x = 78,867,958.36/12,130.16
  6. Step 6: Final answer
    x = 6,501.81

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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.