Home / 5,641.28-8,465.58-2,523.20

Finding the Fourth Proportional to 5,641.28, 8,465.58 and 2,523.20

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Solution

The fourth proportional to 5,641.28, 8,465.58 and 2,523.20 is: 3,786.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641.28 : 8,465.58 = 2,523.20 : x
  2. Step 2: Convert to fraction form
    5,641.28/8,465.58 = 2,523.20/x
  3. Step 3: Cross multiply
    5,641.28x = 8,465.58 × 2,523.20
  4. Step 4: Simplify right side
    5,641.28x = 21,360,351.46
  5. Step 5: Solve for x
    x = 21,360,351.46/5,641.28
  6. Step 6: Final answer
    x = 3,786.44

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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.