Home / 5,070.36-7,587.03-2,991.36

Finding the Fourth Proportional to 5,070.36, 7,587.03 and 2,991.36

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Solution

The fourth proportional to 5,070.36, 7,587.03 and 2,991.36 is: 4,476.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.36 : 7,587.03 = 2,991.36 : x
  2. Step 2: Convert to fraction form
    5,070.36/7,587.03 = 2,991.36/x
  3. Step 3: Cross multiply
    5,070.36x = 7,587.03 × 2,991.36
  4. Step 4: Simplify right side
    5,070.36x = 22,695,538.06
  5. Step 5: Solve for x
    x = 22,695,538.06/5,070.36
  6. Step 6: Final answer
    x = 4,476.12

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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.