Home / 5,187.84-7,776.01-2,066.50

Finding the Fourth Proportional to 5,187.84, 7,776.01 and 2,066.50

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Solution

The fourth proportional to 5,187.84, 7,776.01 and 2,066.50 is: 3,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.84 : 7,776.01 = 2,066.50 : x
  2. Step 2: Convert to fraction form
    5,187.84/7,776.01 = 2,066.50/x
  3. Step 3: Cross multiply
    5,187.84x = 7,776.01 × 2,066.50
  4. Step 4: Simplify right side
    5,187.84x = 16,069,124.67
  5. Step 5: Solve for x
    x = 16,069,124.67/5,187.84
  6. Step 6: Final answer
    x = 3,097.46

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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.