Home / 12,057.77-18,091.85-6,510.02

Finding the Fourth Proportional to 12,057.77, 18,091.85 and 6,510.02

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Solution

The fourth proportional to 12,057.77, 18,091.85 and 6,510.02 is: 9,767.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057.77 : 18,091.85 = 6,510.02 : x
  2. Step 2: Convert to fraction form
    12,057.77/18,091.85 = 6,510.02/x
  3. Step 3: Cross multiply
    12,057.77x = 18,091.85 × 6,510.02
  4. Step 4: Simplify right side
    12,057.77x = 117,778,182.33
  5. Step 5: Solve for x
    x = 117,778,182.33/12,057.77
  6. Step 6: Final answer
    x = 9,767.83

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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.