Home / 5,186.03-7,156.55-2,948.00

Finding the Fourth Proportional to 5,186.03, 7,156.55 and 2,948.00

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Solution

The fourth proportional to 5,186.03, 7,156.55 and 2,948.00 is: 4,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.03 : 7,156.55 = 2,948.00 : x
  2. Step 2: Convert to fraction form
    5,186.03/7,156.55 = 2,948.00/x
  3. Step 3: Cross multiply
    5,186.03x = 7,156.55 × 2,948.00
  4. Step 4: Simplify right side
    5,186.03x = 21,097,480.99
  5. Step 5: Solve for x
    x = 21,097,480.99/5,186.03
  6. Step 6: Final answer
    x = 4,068.14

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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.