Home / 2,299.02-3,171.33-1,458.30

Finding the Fourth Proportional to 2,299.02, 3,171.33 and 1,458.30

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Solution

The fourth proportional to 2,299.02, 3,171.33 and 1,458.30 is: 2,011.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299.02 : 3,171.33 = 1,458.30 : x
  2. Step 2: Convert to fraction form
    2,299.02/3,171.33 = 1,458.30/x
  3. Step 3: Cross multiply
    2,299.02x = 3,171.33 × 1,458.30
  4. Step 4: Simplify right side
    2,299.02x = 4,624,750.54
  5. Step 5: Solve for x
    x = 4,624,750.54/2,299.02
  6. Step 6: Final answer
    x = 2,011.62

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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.