Home / 5,210.06-7,814.48-2,089.94

Finding the Fourth Proportional to 5,210.06, 7,814.48 and 2,089.94

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Solution

The fourth proportional to 5,210.06, 7,814.48 and 2,089.94 is: 3,134.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.06 : 7,814.48 = 2,089.94 : x
  2. Step 2: Convert to fraction form
    5,210.06/7,814.48 = 2,089.94/x
  3. Step 3: Cross multiply
    5,210.06x = 7,814.48 × 2,089.94
  4. Step 4: Simplify right side
    5,210.06x = 16,331,744.81
  5. Step 5: Solve for x
    x = 16,331,744.81/5,210.06
  6. Step 6: Final answer
    x = 3,134.66

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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.