Home / 3,150.02-4,345.81-1,823.24

Finding the Fourth Proportional to 3,150.02, 4,345.81 and 1,823.24

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Solution

The fourth proportional to 3,150.02, 4,345.81 and 1,823.24 is: 2,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.02 : 4,345.81 = 1,823.24 : x
  2. Step 2: Convert to fraction form
    3,150.02/4,345.81 = 1,823.24/x
  3. Step 3: Cross multiply
    3,150.02x = 4,345.81 × 1,823.24
  4. Step 4: Simplify right side
    3,150.02x = 7,923,454.62
  5. Step 5: Solve for x
    x = 7,923,454.62/3,150.02
  6. Step 6: Final answer
    x = 2,515.37

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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.