Home / 3,555.43-4,903.54-2,669.69

Finding the Fourth Proportional to 3,555.43, 4,903.54 and 2,669.69

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Solution

The fourth proportional to 3,555.43, 4,903.54 and 2,669.69 is: 3,681.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.43 : 4,903.54 = 2,669.69 : x
  2. Step 2: Convert to fraction form
    3,555.43/4,903.54 = 2,669.69/x
  3. Step 3: Cross multiply
    3,555.43x = 4,903.54 × 2,669.69
  4. Step 4: Simplify right side
    3,555.43x = 13,090,937.29
  5. Step 5: Solve for x
    x = 13,090,937.29/3,555.43
  6. Step 6: Final answer
    x = 3,681.96

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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.