Home / 7,287.93-10,057.47-4,144.14

Finding the Fourth Proportional to 7,287.93, 10,057.47 and 4,144.14

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Solution

The fourth proportional to 7,287.93, 10,057.47 and 4,144.14 is: 5,718.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.93 : 10,057.47 = 4,144.14 : x
  2. Step 2: Convert to fraction form
    7,287.93/10,057.47 = 4,144.14/x
  3. Step 3: Cross multiply
    7,287.93x = 10,057.47 × 4,144.14
  4. Step 4: Simplify right side
    7,287.93x = 41,679,563.73
  5. Step 5: Solve for x
    x = 41,679,563.73/7,287.93
  6. Step 6: Final answer
    x = 5,718.99

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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.