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Finding the Fourth Proportional to 3,606.65, 4,977.51 and 2,263.22

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Solution

The fourth proportional to 3,606.65, 4,977.51 and 2,263.22 is: 3,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.65 : 4,977.51 = 2,263.22 : x
  2. Step 2: Convert to fraction form
    3,606.65/4,977.51 = 2,263.22/x
  3. Step 3: Cross multiply
    3,606.65x = 4,977.51 × 2,263.22
  4. Step 4: Simplify right side
    3,606.65x = 11,265,200.18
  5. Step 5: Solve for x
    x = 11,265,200.18/3,606.65
  6. Step 6: Final answer
    x = 3,123.45

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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.