Home / 2,386.18-3,574.37-1,149.94

Finding the Fourth Proportional to 2,386.18, 3,574.37 and 1,149.94

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Solution

The fourth proportional to 2,386.18, 3,574.37 and 1,149.94 is: 1,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.18 : 3,574.37 = 1,149.94 : x
  2. Step 2: Convert to fraction form
    2,386.18/3,574.37 = 1,149.94/x
  3. Step 3: Cross multiply
    2,386.18x = 3,574.37 × 1,149.94
  4. Step 4: Simplify right side
    2,386.18x = 4,110,311.04
  5. Step 5: Solve for x
    x = 4,110,311.04/2,386.18
  6. Step 6: Final answer
    x = 1,722.55

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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.