Home / 7,312.03-10,090.60-4,126.00

Finding the Fourth Proportional to 7,312.03, 10,090.60 and 4,126.00

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Solution

The fourth proportional to 7,312.03, 10,090.60 and 4,126.00 is: 5,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,312.03 : 10,090.60 = 4,126.00 : x
  2. Step 2: Convert to fraction form
    7,312.03/10,090.60 = 4,126.00/x
  3. Step 3: Cross multiply
    7,312.03x = 10,090.60 × 4,126.00
  4. Step 4: Simplify right side
    7,312.03x = 41,633,786.32
  5. Step 5: Solve for x
    x = 41,633,786.32/7,312.03
  6. Step 6: Final answer
    x = 5,693.88

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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.