Home / 7,243.74-9,996.54-4,057.01

Finding the Fourth Proportional to 7,243.74, 9,996.54 and 4,057.01

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Solution

The fourth proportional to 7,243.74, 9,996.54 and 4,057.01 is: 5,598.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.74 : 9,996.54 = 4,057.01 : x
  2. Step 2: Convert to fraction form
    7,243.74/9,996.54 = 4,057.01/x
  3. Step 3: Cross multiply
    7,243.74x = 9,996.54 × 4,057.01
  4. Step 4: Simplify right side
    7,243.74x = 40,556,062.75
  5. Step 5: Solve for x
    x = 40,556,062.75/7,243.74
  6. Step 6: Final answer
    x = 5,598.77

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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.