Home / 2,935.62-4,051.13-1,609.30

Finding the Fourth Proportional to 2,935.62, 4,051.13 and 1,609.30

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Solution

The fourth proportional to 2,935.62, 4,051.13 and 1,609.30 is: 2,220.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.62 : 4,051.13 = 1,609.30 : x
  2. Step 2: Convert to fraction form
    2,935.62/4,051.13 = 1,609.30/x
  3. Step 3: Cross multiply
    2,935.62x = 4,051.13 × 1,609.30
  4. Step 4: Simplify right side
    2,935.62x = 6,519,483.51
  5. Step 5: Solve for x
    x = 6,519,483.51/2,935.62
  6. Step 6: Final answer
    x = 2,220.82

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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.