Home / 7,051.32-10,574.01-3,763.80

Finding the Fourth Proportional to 7,051.32, 10,574.01 and 3,763.80

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Solution

The fourth proportional to 7,051.32, 10,574.01 and 3,763.80 is: 5,644.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.32 : 10,574.01 = 3,763.80 : x
  2. Step 2: Convert to fraction form
    7,051.32/10,574.01 = 3,763.80/x
  3. Step 3: Cross multiply
    7,051.32x = 10,574.01 × 3,763.80
  4. Step 4: Simplify right side
    7,051.32x = 39,798,458.84
  5. Step 5: Solve for x
    x = 39,798,458.84/7,051.32
  6. Step 6: Final answer
    x = 5,644.11

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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.