Home / 3,574.23-5,358.14-1,818.25

Finding the Fourth Proportional to 3,574.23, 5,358.14 and 1,818.25

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Solution

The fourth proportional to 3,574.23, 5,358.14 and 1,818.25 is: 2,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.23 : 5,358.14 = 1,818.25 : x
  2. Step 2: Convert to fraction form
    3,574.23/5,358.14 = 1,818.25/x
  3. Step 3: Cross multiply
    3,574.23x = 5,358.14 × 1,818.25
  4. Step 4: Simplify right side
    3,574.23x = 9,742,422.39
  5. Step 5: Solve for x
    x = 9,742,422.39/3,574.23
  6. Step 6: Final answer
    x = 2,725.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.