Home / 1,574.54-2,173.45-1,352.60

Finding the Fourth Proportional to 1,574.54, 2,173.45 and 1,352.60

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Solution

The fourth proportional to 1,574.54, 2,173.45 and 1,352.60 is: 1,867.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.54 : 2,173.45 = 1,352.60 : x
  2. Step 2: Convert to fraction form
    1,574.54/2,173.45 = 1,352.60/x
  3. Step 3: Cross multiply
    1,574.54x = 2,173.45 × 1,352.60
  4. Step 4: Simplify right side
    1,574.54x = 2,939,797.60
  5. Step 5: Solve for x
    x = 2,939,797.60/1,574.54
  6. Step 6: Final answer
    x = 1,867.09

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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.