Home / 12,601.24-18,902.10-5,206.60

Finding the Fourth Proportional to 12,601.24, 18,902.10 and 5,206.60

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Solution

The fourth proportional to 12,601.24, 18,902.10 and 5,206.60 is: 7,810.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.24 : 18,902.10 = 5,206.60 : x
  2. Step 2: Convert to fraction form
    12,601.24/18,902.10 = 5,206.60/x
  3. Step 3: Cross multiply
    12,601.24x = 18,902.10 × 5,206.60
  4. Step 4: Simplify right side
    12,601.24x = 98,415,673.86
  5. Step 5: Solve for x
    x = 98,415,673.86/12,601.24
  6. Step 6: Final answer
    x = 7,810.00

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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.