Home / 4,266.17-6,400.51-2,187.63

Finding the Fourth Proportional to 4,266.17, 6,400.51 and 2,187.63

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Solution

The fourth proportional to 4,266.17, 6,400.51 and 2,187.63 is: 3,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,266.17 : 6,400.51 = 2,187.63 : x
  2. Step 2: Convert to fraction form
    4,266.17/6,400.51 = 2,187.63/x
  3. Step 3: Cross multiply
    4,266.17x = 6,400.51 × 2,187.63
  4. Step 4: Simplify right side
    4,266.17x = 14,001,947.69
  5. Step 5: Solve for x
    x = 14,001,947.69/4,266.17
  6. Step 6: Final answer
    x = 3,282.09

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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.