Home / 8,510.08-11,739.11-5,106.21

Finding the Fourth Proportional to 8,510.08, 11,739.11 and 5,106.21

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Solution

The fourth proportional to 8,510.08, 11,739.11 and 5,106.21 is: 7,043.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.08 : 11,739.11 = 5,106.21 : x
  2. Step 2: Convert to fraction form
    8,510.08/11,739.11 = 5,106.21/x
  3. Step 3: Cross multiply
    8,510.08x = 11,739.11 × 5,106.21
  4. Step 4: Simplify right side
    8,510.08x = 59,942,332.73
  5. Step 5: Solve for x
    x = 59,942,332.73/8,510.08
  6. Step 6: Final answer
    x = 7,043.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.